20142200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 51663360

約数和(自身を除く): 31521160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 61, 65, 100, 104, 122, 127, 130, 200, 244, 254, 260, 305, 325, 488, 508, 520, 610, 635, 650, 793, 1016, 1220, 1270, 1300, 1525, 1586, 1651, 2440, 2540, 2600, 3050, 3172, 3175, 3302, 3965, 5080, 6100, 6344, 6350, 6604, 7747, 7930, 8255, 12200, 12700, 13208, 15494, 15860, 16510, 19825, 25400, 30988, 31720, 33020, 38735, 39650, 41275, 61976, 66040, 77470, 79300, 82550, 100711, 154940, 158600, 165100, 193675, 201422, 309880, 330200, 387350, 402844, 503555, 774700, 805688, 1007110, 1549400, 2014220, 2517775, 4028440, 5035550, 10071100, 20142200]

約数ペア:

[(1, 20142200), (2, 10071100), (4, 5035550), (5, 4028440), (8, 2517775), (10, 2014220), (13, 1549400), (20, 1007110), (25, 805688), (26, 774700), (40, 503555), (50, 402844), (52, 387350), (61, 330200), (65, 309880), (100, 201422), (104, 193675), (122, 165100), (127, 158600), (130, 154940), (200, 100711), (244, 82550), (254, 79300), (260, 77470), (305, 66040), (325, 61976), (488, 41275), (508, 39650), (520, 38735), (610, 33020), (635, 31720), (650, 30988), (793, 25400), (1016, 19825), (1220, 16510), (1270, 15860), (1300, 15494), (1525, 13208), (1586, 12700), (1651, 12200), (2440, 8255), (2540, 7930), (2600, 7747), (3050, 6604), (3172, 6350), (3175, 6344), (3302, 6100), (3965, 5080)]