140901980

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{4937}}^1$

素因数の和:6373

約数の個数: 24

約数和(自身を含む): 296161488

約数和(自身を除く): 155259508

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 4937, 5708, 7135, 9874, 14270, 19748, 24685, 28540, 49370, 98740, 7045099, 14090198, 28180396, 35225495, 70450990, 140901980]

約数ペア:

[(1, 140901980), (2, 70450990), (4, 35225495), (5, 28180396), (10, 14090198), (20, 7045099), (1427, 98740), (2854, 49370), (4937, 28540), (5708, 24685), (7135, 19748), (9874, 14270)]