711732890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{1129}}^1$

素因数の和:1679

約数の個数: 48

約数和(自身を含む): 1412124840

約数和(自身を除く): 700391950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 521, 605, 1042, 1129, 1210, 2258, 2605, 5210, 5645, 5731, 11290, 11462, 12419, 24838, 28655, 57310, 62095, 63041, 124190, 126082, 136609, 273218, 315205, 588209, 630410, 683045, 1176418, 1366090, 2941045, 5882090, 6470299, 12940598, 32351495, 64702990, 71173289, 142346578, 355866445, 711732890]

約数ペア:

[(1, 711732890), (2, 355866445), (5, 142346578), (10, 71173289), (11, 64702990), (22, 32351495), (55, 12940598), (110, 6470299), (121, 5882090), (242, 2941045), (521, 1366090), (605, 1176418), (1042, 683045), (1129, 630410), (1210, 588209), (2258, 315205), (2605, 273218), (5210, 136609), (5645, 126082), (5731, 124190), (11290, 63041), (11462, 62095), (12419, 57310), (24838, 28655)]