20197046320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1499}}^1$

素因数の和:1835

約数の個数: 160

約数和(自身を含む): 52309152000

約数和(自身を除く): 32112105680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 251, 305, 440, 488, 502, 610, 671, 880, 976, 1004, 1220, 1255, 1342, 1499, 2008, 2440, 2510, 2684, 2761, 2998, 3355, 4016, 4880, 5020, 5368, 5522, 5996, 6710, 7495, 10040, 10736, 11044, 11992, 13420, 13805, 14990, 15311, 16489, 20080, 22088, 23984, 26840, 27610, 29980, 30622, 32978, 44176, 53680, 55220, 59960, 61244, 65956, 76555, 82445, 91439, 110440, 119920, 122488, 131912, 153110, 164890, 168421, 182878, 220880, 244976, 263824, 306220, 329780, 336842, 365756, 376249, 457195, 612440, 659560, 673684, 731512, 752498, 842105, 914390, 1005829, 1224880, 1319120, 1347368, 1463024, 1504996, 1684210, 1828780, 1881245, 2011658, 2694736, 3009992, 3368420, 3657560, 3762490, 4023316, 4138739, 5029145, 6019984, 6736840, 7315120, 7524980, 8046632, 8277478, 10058290, 13473680, 15049960, 16093264, 16554956, 20116580, 20693695, 22951189, 30099920, 33109912, 40233160, 41387390, 45902378, 66219824, 80466320, 82774780, 91804756, 114755945, 165549560, 183609512, 229511890, 252463079, 331099120, 367219024, 459023780, 504926158, 918047560, 1009852316, 1262315395, 1836095120, 2019704632, 2524630790, 4039409264, 5049261580, 10098523160, 20197046320]

約数ペア:

[(1, 20197046320), (2, 10098523160), (4, 5049261580), (5, 4039409264), (8, 2524630790), (10, 2019704632), (11, 1836095120), (16, 1262315395), (20, 1009852316), (22, 918047560), (40, 504926158), (44, 459023780), (55, 367219024), (61, 331099120), (80, 252463079), (88, 229511890), (110, 183609512), (122, 165549560), (176, 114755945), (220, 91804756), (244, 82774780), (251, 80466320), (305, 66219824), (440, 45902378), (488, 41387390), (502, 40233160), (610, 33109912), (671, 30099920), (880, 22951189), (976, 20693695), (1004, 20116580), (1220, 16554956), (1255, 16093264), (1342, 15049960), (1499, 13473680), (2008, 10058290), (2440, 8277478), (2510, 8046632), (2684, 7524980), (2761, 7315120), (2998, 6736840), (3355, 6019984), (4016, 5029145), (4880, 4138739), (5020, 4023316), (5368, 3762490), (5522, 3657560), (5996, 3368420), (6710, 3009992), (7495, 2694736), (10040, 2011658), (10736, 1881245), (11044, 1828780), (11992, 1684210), (13420, 1504996), (13805, 1463024), (14990, 1347368), (15311, 1319120), (16489, 1224880), (20080, 1005829), (22088, 914390), (23984, 842105), (26840, 752498), (27610, 731512), (29980, 673684), (30622, 659560), (32978, 612440), (44176, 457195), (53680, 376249), (55220, 365756), (59960, 336842), (61244, 329780), (65956, 306220), (76555, 263824), (82445, 244976), (91439, 220880), (110440, 182878), (119920, 168421), (122488, 164890), (131912, 153110)]