19095440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 56829696

約数和(自身を除く): 37734256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 61, 65, 70, 80, 86, 91, 104, 112, 122, 130, 140, 172, 182, 208, 215, 244, 260, 280, 301, 305, 344, 364, 427, 430, 455, 488, 520, 559, 560, 602, 610, 688, 728, 793, 854, 860, 910, 976, 1040, 1118, 1204, 1220, 1456, 1505, 1586, 1708, 1720, 1820, 2135, 2236, 2408, 2440, 2623, 2795, 3010, 3172, 3416, 3440, 3640, 3913, 3965, 4270, 4472, 4816, 4880, 5246, 5551, 5590, 6020, 6344, 6832, 7280, 7826, 7930, 8540, 8944, 10492, 11102, 11180, 12040, 12688, 13115, 15652, 15860, 17080, 18361, 19565, 20984, 22204, 22360, 24080, 26230, 27755, 31304, 31720, 34099, 34160, 36722, 39130, 41968, 44408, 44720, 52460, 55510, 62608, 63440, 68198, 73444, 78260, 88816, 91805, 104920, 111020, 136396, 146888, 156520, 170495, 183610, 209840, 222040, 238693, 272792, 293776, 313040, 340990, 367220, 444080, 477386, 545584, 681980, 734440, 954772, 1193465, 1363960, 1468880, 1909544, 2386930, 2727920, 3819088, 4773860, 9547720, 19095440]

約数ペア:

[(1, 19095440), (2, 9547720), (4, 4773860), (5, 3819088), (7, 2727920), (8, 2386930), (10, 1909544), (13, 1468880), (14, 1363960), (16, 1193465), (20, 954772), (26, 734440), (28, 681980), (35, 545584), (40, 477386), (43, 444080), (52, 367220), (56, 340990), (61, 313040), (65, 293776), (70, 272792), (80, 238693), (86, 222040), (91, 209840), (104, 183610), (112, 170495), (122, 156520), (130, 146888), (140, 136396), (172, 111020), (182, 104920), (208, 91805), (215, 88816), (244, 78260), (260, 73444), (280, 68198), (301, 63440), (305, 62608), (344, 55510), (364, 52460), (427, 44720), (430, 44408), (455, 41968), (488, 39130), (520, 36722), (559, 34160), (560, 34099), (602, 31720), (610, 31304), (688, 27755), (728, 26230), (793, 24080), (854, 22360), (860, 22204), (910, 20984), (976, 19565), (1040, 18361), (1118, 17080), (1204, 15860), (1220, 15652), (1456, 13115), (1505, 12688), (1586, 12040), (1708, 11180), (1720, 11102), (1820, 10492), (2135, 8944), (2236, 8540), (2408, 7930), (2440, 7826), (2623, 7280), (2795, 6832), (3010, 6344), (3172, 6020), (3416, 5590), (3440, 5551), (3640, 5246), (3913, 4880), (3965, 4816), (4270, 4472)]