646802010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{798521}}^1$

素因数の和:798540

約数の個数: 40

約数和(自身を含む): 1739180916

約数和(自身を除く): 1092378906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 798521, 1597042, 2395563, 3992605, 4791126, 7186689, 7985210, 11977815, 14373378, 21560067, 23955630, 35933445, 43120134, 64680201, 71866890, 107800335, 129360402, 215600670, 323401005, 646802010]

約数ペア:

[(1, 646802010), (2, 323401005), (3, 215600670), (5, 129360402), (6, 107800335), (9, 71866890), (10, 64680201), (15, 43120134), (18, 35933445), (27, 23955630), (30, 21560067), (45, 14373378), (54, 11977815), (81, 7985210), (90, 7186689), (135, 4791126), (162, 3992605), (270, 2395563), (405, 1597042), (810, 798521)]