283319920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{272423}}^1$

素因数の和:272449

約数の個数: 40

約数和(自身を含む): 709392096

約数和(自身を除く): 426072176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 272423, 544846, 1089692, 1362115, 2179384, 2724230, 3541499, 4358768, 5448460, 7082998, 10896920, 14165996, 17707495, 21793840, 28331992, 35414990, 56663984, 70829980, 141659960, 283319920]

約数ペア:

[(1, 283319920), (2, 141659960), (4, 70829980), (5, 56663984), (8, 35414990), (10, 28331992), (13, 21793840), (16, 17707495), (20, 14165996), (26, 10896920), (40, 7082998), (52, 5448460), (65, 4358768), (80, 3541499), (104, 2724230), (130, 2179384), (208, 1362115), (260, 1089692), (520, 544846), (1040, 272423)]