13549640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 33384960

約数和(自身を除く): 19835320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 367, 520, 568, 710, 734, 923, 1420, 1468, 1835, 1846, 2840, 2936, 3670, 3692, 4615, 4771, 7340, 7384, 9230, 9542, 14680, 18460, 19084, 23855, 26057, 36920, 38168, 47710, 52114, 95420, 104228, 130285, 190840, 208456, 260570, 338741, 521140, 677482, 1042280, 1354964, 1693705, 2709928, 3387410, 6774820, 13549640]

約数ペア:

[(1, 13549640), (2, 6774820), (4, 3387410), (5, 2709928), (8, 1693705), (10, 1354964), (13, 1042280), (20, 677482), (26, 521140), (40, 338741), (52, 260570), (65, 208456), (71, 190840), (104, 130285), (130, 104228), (142, 95420), (260, 52114), (284, 47710), (355, 38168), (367, 36920), (520, 26057), (568, 23855), (710, 19084), (734, 18460), (923, 14680), (1420, 9542), (1468, 9230), (1835, 7384), (1846, 7340), (2840, 4771), (2936, 4615), (3670, 3692)]