479960

素因数分解:

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

素因数の和:108

約数の個数: 48

約数和(自身を含む): 1185840

約数和(自身を除く): 705880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 169, 260, 284, 338, 355, 520, 568, 676, 710, 845, 923, 1352, 1420, 1690, 1846, 2840, 3380, 3692, 4615, 6760, 7384, 9230, 11999, 18460, 23998, 36920, 47996, 59995, 95992, 119990, 239980, 479960]

約数ペア:

[(1, 479960), (2, 239980), (4, 119990), (5, 95992), (8, 59995), (10, 47996), (13, 36920), (20, 23998), (26, 18460), (40, 11999), (52, 9230), (65, 7384), (71, 6760), (104, 4615), (130, 3692), (142, 3380), (169, 2840), (260, 1846), (284, 1690), (338, 1420), (355, 1352), (520, 923), (568, 845), (676, 710)]