2912751940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{671141}}^1$

素因数の和:671188

約数の個数: 48

約数和(自身を含む): 7216118784

約数和(自身を除く): 4303366844

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, 671141, 1342282, 2684564, 3355705, 4697987, 6711410, 9395974, 13422820, 18791948, 20805371, 23489935, 41610742, 46979870, 83221484, 93959740, 104026855, 145637597, 208053710, 291275194, 416107420, 582550388, 728187985, 1456375970, 2912751940]

約数ペア:

[(1, 2912751940), (2, 1456375970), (4, 728187985), (5, 582550388), (7, 416107420), (10, 291275194), (14, 208053710), (20, 145637597), (28, 104026855), (31, 93959740), (35, 83221484), (62, 46979870), (70, 41610742), (124, 23489935), (140, 20805371), (155, 18791948), (217, 13422820), (310, 9395974), (434, 6711410), (620, 4697987), (868, 3355705), (1085, 2684564), (2170, 1342282), (4340, 671141)]