782920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 1891260

約数和(自身を除く): 1108340

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 529, 740, 851, 920, 1058, 1480, 1702, 2116, 2645, 3404, 4232, 4255, 5290, 6808, 8510, 10580, 17020, 19573, 21160, 34040, 39146, 78292, 97865, 156584, 195730, 391460, 782920]

約数ペア:

[(1, 782920), (2, 391460), (4, 195730), (5, 156584), (8, 97865), (10, 78292), (20, 39146), (23, 34040), (37, 21160), (40, 19573), (46, 17020), (74, 10580), (92, 8510), (115, 6808), (148, 5290), (184, 4255), (185, 4232), (230, 3404), (296, 2645), (370, 2116), (460, 1702), (529, 1480), (740, 1058), (851, 920)]