131336420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{47933}}^1$

素因数の和:48079

約数の個数: 24

約数和(自身を含む): 277825464

約数和(自身を除く): 146489044

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 47933, 95866, 191732, 239665, 479330, 958660, 6566821, 13133642, 26267284, 32834105, 65668210, 131336420]

約数ペア:

[(1, 131336420), (2, 65668210), (4, 32834105), (5, 26267284), (10, 13133642), (20, 6566821), (137, 958660), (274, 479330), (548, 239665), (685, 191732), (1370, 95866), (2740, 47933)]