40891630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18503}}^1$

素因数の和:18540

約数の個数: 32

約数和(自身を含む): 83934144

約数和(自身を除く): 43042514

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 18503, 37006, 92515, 185030, 240539, 314551, 481078, 629102, 1202695, 1572755, 2405390, 3145510, 4089163, 8178326, 20445815, 40891630]

約数ペア:

[(1, 40891630), (2, 20445815), (5, 8178326), (10, 4089163), (13, 3145510), (17, 2405390), (26, 1572755), (34, 1202695), (65, 629102), (85, 481078), (130, 314551), (170, 240539), (221, 185030), (442, 92515), (1105, 37006), (2210, 18503)]