123764740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1231}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 284385024

約数和(自身を除く): 160620284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 457, 914, 1231, 1828, 2285, 2462, 4570, 4924, 5027, 6155, 9140, 10054, 12310, 13541, 20108, 24620, 25135, 27082, 50270, 54164, 67705, 100540, 135410, 270820, 562567, 1125134, 2250268, 2812835, 5625670, 6188237, 11251340, 12376474, 24752948, 30941185, 61882370, 123764740]

約数ペア:

[(1, 123764740), (2, 61882370), (4, 30941185), (5, 24752948), (10, 12376474), (11, 11251340), (20, 6188237), (22, 5625670), (44, 2812835), (55, 2250268), (110, 1125134), (220, 562567), (457, 270820), (914, 135410), (1231, 100540), (1828, 67705), (2285, 54164), (2462, 50270), (4570, 27082), (4924, 25135), (5027, 24620), (6155, 20108), (9140, 13541), (10054, 12310)]