803417620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{9887}}^1$

素因数の和:10152

約数の個数: 48

約数和(自身を含む): 1794078720

約数和(自身を除く): 990661100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 956, 1195, 2390, 4063, 4780, 8126, 9887, 16252, 19774, 20315, 39548, 40630, 49435, 81260, 98870, 168079, 197740, 336158, 672316, 840395, 1680790, 2362993, 3361580, 4725986, 9451972, 11814965, 23629930, 40170881, 47259860, 80341762, 160683524, 200854405, 401708810, 803417620]

約数ペア:

[(1, 803417620), (2, 401708810), (4, 200854405), (5, 160683524), (10, 80341762), (17, 47259860), (20, 40170881), (34, 23629930), (68, 11814965), (85, 9451972), (170, 4725986), (239, 3361580), (340, 2362993), (478, 1680790), (956, 840395), (1195, 672316), (2390, 336158), (4063, 197740), (4780, 168079), (8126, 98870), (9887, 81260), (16252, 49435), (19774, 40630), (20315, 39548)]