307666940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{70891}}^1$

素因数の和:70938

約数の個数: 48

約数和(自身を含む): 762230784

約数和(自身を除く): 454563844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 70891, 141782, 283564, 354455, 496237, 708910, 992474, 1417820, 1984948, 2197621, 2481185, 4395242, 4962370, 8790484, 9924740, 10988105, 15383347, 21976210, 30766694, 43952420, 61533388, 76916735, 153833470, 307666940]

約数ペア:

[(1, 307666940), (2, 153833470), (4, 76916735), (5, 61533388), (7, 43952420), (10, 30766694), (14, 21976210), (20, 15383347), (28, 10988105), (31, 9924740), (35, 8790484), (62, 4962370), (70, 4395242), (124, 2481185), (140, 2197621), (155, 1984948), (217, 1417820), (310, 992474), (434, 708910), (620, 496237), (868, 354455), (1085, 283564), (2170, 141782), (4340, 70891)]