90692980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20897}}^1$

素因数の和:20944

約数の個数: 48

約数和(自身を含む): 224695296

約数和(自身を除く): 134002316

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, 20897, 41794, 83588, 104485, 146279, 208970, 292558, 417940, 585116, 647807, 731395, 1295614, 1462790, 2591228, 2925580, 3239035, 4534649, 6478070, 9069298, 12956140, 18138596, 22673245, 45346490, 90692980]

約数ペア:

[(1, 90692980), (2, 45346490), (4, 22673245), (5, 18138596), (7, 12956140), (10, 9069298), (14, 6478070), (20, 4534649), (28, 3239035), (31, 2925580), (35, 2591228), (62, 1462790), (70, 1295614), (124, 731395), (140, 647807), (155, 585116), (217, 417940), (310, 292558), (434, 208970), (620, 146279), (868, 104485), (1085, 83588), (2170, 41794), (4340, 20897)]