452920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 1119960

約数和(自身を除く): 667040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 169, 260, 268, 335, 338, 520, 536, 670, 676, 845, 871, 1340, 1352, 1690, 1742, 2680, 3380, 3484, 4355, 6760, 6968, 8710, 11323, 17420, 22646, 34840, 45292, 56615, 90584, 113230, 226460, 452920]

約数ペア:

[(1, 452920), (2, 226460), (4, 113230), (5, 90584), (8, 56615), (10, 45292), (13, 34840), (20, 22646), (26, 17420), (40, 11323), (52, 8710), (65, 6968), (67, 6760), (104, 4355), (130, 3484), (134, 3380), (169, 2680), (260, 1742), (268, 1690), (335, 1352), (338, 1340), (520, 871), (536, 845), (670, 676)]