396996860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{1481}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 899301312

約数和(自身を除く): 502304452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1031, 1481, 2062, 2962, 4124, 5155, 5924, 7405, 10310, 13403, 14810, 19253, 20620, 26806, 29620, 38506, 53612, 67015, 77012, 96265, 134030, 192530, 268060, 385060, 1526911, 3053822, 6107644, 7634555, 15269110, 19849843, 30538220, 39699686, 79399372, 99249215, 198498430, 396996860]

約数ペア:

[(1, 396996860), (2, 198498430), (4, 99249215), (5, 79399372), (10, 39699686), (13, 30538220), (20, 19849843), (26, 15269110), (52, 7634555), (65, 6107644), (130, 3053822), (260, 1526911), (1031, 385060), (1481, 268060), (2062, 192530), (2962, 134030), (4124, 96265), (5155, 77012), (5924, 67015), (7405, 53612), (10310, 38506), (13403, 29620), (14810, 26806), (19253, 20620)]