4312520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 9789120

約数和(自身を除く): 5476600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 823, 1048, 1310, 1646, 2620, 3292, 4115, 5240, 6584, 8230, 16460, 32920, 107813, 215626, 431252, 539065, 862504, 1078130, 2156260, 4312520]

約数ペア:

[(1, 4312520), (2, 2156260), (4, 1078130), (5, 862504), (8, 539065), (10, 431252), (20, 215626), (40, 107813), (131, 32920), (262, 16460), (524, 8230), (655, 6584), (823, 5240), (1048, 4115), (1310, 3292), (1646, 2620)]