69534440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40427}}^1$

素因数の和:40481

約数の個数: 32

約数和(自身を含む): 160094880

約数和(自身を除く): 90560440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40427, 80854, 161708, 202135, 323416, 404270, 808540, 1617080, 1738361, 3476722, 6953444, 8691805, 13906888, 17383610, 34767220, 69534440]

約数ペア:

[(1, 69534440), (2, 34767220), (4, 17383610), (5, 13906888), (8, 8691805), (10, 6953444), (20, 3476722), (40, 1738361), (43, 1617080), (86, 808540), (172, 404270), (215, 323416), (344, 202135), (430, 161708), (860, 80854), (1720, 40427)]