29714920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10463}}^1$

素因数の和:10545

約数の個数: 32

約数和(自身を含む): 67806720

約数和(自身を除く): 38091800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10463, 20926, 41852, 52315, 83704, 104630, 209260, 418520, 742873, 1485746, 2971492, 3714365, 5942984, 7428730, 14857460, 29714920]

約数ペア:

[(1, 29714920), (2, 14857460), (4, 7428730), (5, 5942984), (8, 3714365), (10, 2971492), (20, 1485746), (40, 742873), (71, 418520), (142, 209260), (284, 104630), (355, 83704), (568, 52315), (710, 41852), (1420, 20926), (2840, 10463)]