30261040

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1291}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 70651728

約数和(自身を除く): 40390688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1291, 1465, 2344, 2582, 2930, 4688, 5164, 5860, 6455, 10328, 11720, 12910, 20656, 23440, 25820, 51640, 103280, 378263, 756526, 1513052, 1891315, 3026104, 3782630, 6052208, 7565260, 15130520, 30261040]

約数ペア:

[(1, 30261040), (2, 15130520), (4, 7565260), (5, 6052208), (8, 3782630), (10, 3026104), (16, 1891315), (20, 1513052), (40, 756526), (80, 378263), (293, 103280), (586, 51640), (1172, 25820), (1291, 23440), (1465, 20656), (2344, 12910), (2582, 11720), (2930, 10328), (4688, 6455), (5164, 5860)]