29713840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28571}}^1$

素因数の和:28597

約数の個数: 40

約数和(自身を含む): 74401488

約数和(自身を除く): 44687648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 28571, 57142, 114284, 142855, 228568, 285710, 371423, 457136, 571420, 742846, 1142840, 1485692, 1857115, 2285680, 2971384, 3714230, 5942768, 7428460, 14856920, 29713840]

約数ペア:

[(1, 29713840), (2, 14856920), (4, 7428460), (5, 5942768), (8, 3714230), (10, 2971384), (13, 2285680), (16, 1857115), (20, 1485692), (26, 1142840), (40, 742846), (52, 571420), (65, 457136), (80, 371423), (104, 285710), (130, 228568), (208, 142855), (260, 114284), (520, 57142), (1040, 28571)]