1623820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 3812256

約数和(自身を除く): 2188436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 121, 122, 220, 242, 244, 305, 484, 605, 610, 671, 1210, 1220, 1331, 1342, 2420, 2662, 2684, 3355, 5324, 6655, 6710, 7381, 13310, 13420, 14762, 26620, 29524, 36905, 73810, 81191, 147620, 162382, 324764, 405955, 811910, 1623820]

約数ペア:

[(1, 1623820), (2, 811910), (4, 405955), (5, 324764), (10, 162382), (11, 147620), (20, 81191), (22, 73810), (44, 36905), (55, 29524), (61, 26620), (110, 14762), (121, 13420), (122, 13310), (220, 7381), (242, 6710), (244, 6655), (305, 5324), (484, 3355), (605, 2684), (610, 2662), (671, 2420), (1210, 1342), (1220, 1331)]