4580920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 10458720

約数和(自身を除く): 5877800

約数列:

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

約数ペア:

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