31542820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 70843248

約数和(自身を除く): 39300428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 565, 821, 1130, 1642, 1921, 2260, 3284, 3842, 4105, 7684, 8210, 9605, 13957, 16420, 19210, 27914, 38420, 55828, 69785, 92773, 139570, 185546, 279140, 371092, 463865, 927730, 1577141, 1855460, 3154282, 6308564, 7885705, 15771410, 31542820]

約数ペア:

[(1, 31542820), (2, 15771410), (4, 7885705), (5, 6308564), (10, 3154282), (17, 1855460), (20, 1577141), (34, 927730), (68, 463865), (85, 371092), (113, 279140), (170, 185546), (226, 139570), (340, 92773), (452, 69785), (565, 55828), (821, 38420), (1130, 27914), (1642, 19210), (1921, 16420), (2260, 13957), (3284, 9605), (3842, 8210), (4105, 7684)]