71388560

素因数分解:

$2^4\times 5^1\times {\mathrm{892357}}^1$

素因数の和:892370

約数の個数: 20

約数和(自身を含む): 165978588

約数和(自身を除く): 94590028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892357, 1784714, 3569428, 4461785, 7138856, 8923570, 14277712, 17847140, 35694280, 71388560]

約数ペア:

[(1, 71388560), (2, 35694280), (4, 17847140), (5, 14277712), (8, 8923570), (10, 7138856), (16, 4461785), (20, 3569428), (40, 1784714), (80, 892357)]