9161840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1697

約数の個数: 40

約数和(自身を含む): 21614688

約数和(自身を除く): 12452848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1613, 2840, 3226, 5680, 6452, 8065, 12904, 16130, 25808, 32260, 64520, 114523, 129040, 229046, 458092, 572615, 916184, 1145230, 1832368, 2290460, 4580920, 9161840]

約数ペア:

[(1, 9161840), (2, 4580920), (4, 2290460), (5, 1832368), (8, 1145230), (10, 916184), (16, 572615), (20, 458092), (40, 229046), (71, 129040), (80, 114523), (142, 64520), (284, 32260), (355, 25808), (568, 16130), (710, 12904), (1136, 8065), (1420, 6452), (1613, 5680), (2840, 3226)]