201685720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173867}}^1$

素因数の和:173907

約数の個数: 32

約数和(自身を含む): 469443600

約数和(自身を除く): 267757880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 173867, 347734, 695468, 869335, 1390936, 1738670, 3477340, 5042143, 6954680, 10084286, 20168572, 25210715, 40337144, 50421430, 100842860, 201685720]

約数ペア:

[(1, 201685720), (2, 100842860), (4, 50421430), (5, 40337144), (8, 25210715), (10, 20168572), (20, 10084286), (29, 6954680), (40, 5042143), (58, 3477340), (116, 1738670), (145, 1390936), (232, 869335), (290, 695468), (580, 347734), (1160, 173867)]