12640310

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 10998730

約数列:

[1, 2, 5, 10, 37, 74, 127, 185, 254, 269, 370, 538, 635, 1270, 1345, 2690, 4699, 9398, 9953, 19906, 23495, 34163, 46990, 49765, 68326, 99530, 170815, 341630, 1264031, 2528062, 6320155, 12640310]

約数ペア:

[(1, 12640310), (2, 6320155), (5, 2528062), (10, 1264031), (37, 341630), (74, 170815), (127, 99530), (185, 68326), (254, 49765), (269, 46990), (370, 34163), (538, 23495), (635, 19906), (1270, 9953), (1345, 9398), (2690, 4699)]