61870040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{15017}}^1$

素因数の和:15131

約数の個数: 32

約数和(自身を含む): 140568480

約数和(自身を除く): 78698440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 15017, 30034, 60068, 75085, 120136, 150170, 300340, 600680, 1546751, 3093502, 6187004, 7733755, 12374008, 15467510, 30935020, 61870040]

約数ペア:

[(1, 61870040), (2, 30935020), (4, 15467510), (5, 12374008), (8, 7733755), (10, 6187004), (20, 3093502), (40, 1546751), (103, 600680), (206, 300340), (412, 150170), (515, 120136), (824, 75085), (1030, 60068), (2060, 30034), (4120, 15017)]