16238840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13999}}^1$

素因数の和:14039

約数の個数: 32

約数和(自身を含む): 37800000

約数和(自身を除く): 21561160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 13999, 27998, 55996, 69995, 111992, 139990, 279980, 405971, 559960, 811942, 1623884, 2029855, 3247768, 4059710, 8119420, 16238840]

約数ペア:

[(1, 16238840), (2, 8119420), (4, 4059710), (5, 3247768), (8, 2029855), (10, 1623884), (20, 811942), (29, 559960), (40, 405971), (58, 279980), (116, 139990), (145, 111992), (232, 69995), (290, 55996), (580, 27998), (1160, 13999)]