42715960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 110404800

約数和(自身を除く): 67688840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 409, 746, 818, 1492, 1636, 1865, 2045, 2611, 2863, 2984, 3272, 3730, 4090, 5222, 5726, 7460, 8180, 10444, 11452, 13055, 14315, 14920, 16360, 20888, 22904, 26110, 28630, 52220, 57260, 104440, 114520, 152557, 305114, 610228, 762785, 1067899, 1220456, 1525570, 2135798, 3051140, 4271596, 5339495, 6102280, 8543192, 10678990, 21357980, 42715960]

約数ペア:

[(1, 42715960), (2, 21357980), (4, 10678990), (5, 8543192), (7, 6102280), (8, 5339495), (10, 4271596), (14, 3051140), (20, 2135798), (28, 1525570), (35, 1220456), (40, 1067899), (56, 762785), (70, 610228), (140, 305114), (280, 152557), (373, 114520), (409, 104440), (746, 57260), (818, 52220), (1492, 28630), (1636, 26110), (1865, 22904), (2045, 20888), (2611, 16360), (2863, 14920), (2984, 14315), (3272, 13055), (3730, 11452), (4090, 10444), (5222, 8180), (5726, 7460)]