691012010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{171467}}^1$

素因数の和:171518

約数の個数: 32

約数和(自身を含む): 1382717952

約数和(自身を除く): 691705942

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 171467, 342934, 857335, 1714670, 2229071, 4458142, 5315477, 10630954, 11145355, 22290710, 26577385, 53154770, 69101201, 138202402, 345506005, 691012010]

約数ペア:

[(1, 691012010), (2, 345506005), (5, 138202402), (10, 69101201), (13, 53154770), (26, 26577385), (31, 22290710), (62, 11145355), (65, 10630954), (130, 5315477), (155, 4458142), (310, 2229071), (403, 1714670), (806, 857335), (2015, 342934), (4030, 171467)]