30644560

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3719}}^1$

素因数の和:3835

約数の個数: 40

約数和(自身を含む): 71959680

約数和(自身を除く): 41315120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 3719, 4120, 7438, 8240, 14876, 18595, 29752, 37190, 59504, 74380, 148760, 297520, 383057, 766114, 1532228, 1915285, 3064456, 3830570, 6128912, 7661140, 15322280, 30644560]

約数ペア:

[(1, 30644560), (2, 15322280), (4, 7661140), (5, 6128912), (8, 3830570), (10, 3064456), (16, 1915285), (20, 1532228), (40, 766114), (80, 383057), (103, 297520), (206, 148760), (412, 74380), (515, 59504), (824, 37190), (1030, 29752), (1648, 18595), (2060, 14876), (3719, 8240), (4120, 7438)]