804959570

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1\times {\mathrm{1889}}^1$

素因数の和:2930

約数の個数: 32

約数和(自身を含む): 1484904960

約数和(自身を除く): 679945390

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 991, 1889, 1982, 3778, 4955, 9445, 9910, 18890, 42613, 81227, 85226, 162454, 213065, 406135, 426130, 812270, 1871999, 3743998, 9359995, 18719990, 80495957, 160991914, 402479785, 804959570]

約数ペア:

[(1, 804959570), (2, 402479785), (5, 160991914), (10, 80495957), (43, 18719990), (86, 9359995), (215, 3743998), (430, 1871999), (991, 812270), (1889, 426130), (1982, 406135), (3778, 213065), (4955, 162454), (9445, 85226), (9910, 81227), (18890, 42613)]