207740540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1483861}}^1$

素因数の和:1483877

約数の個数: 24

約数和(自身を含む): 498577632

約数和(自身を除く): 290837092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1483861, 2967722, 5935444, 7419305, 10387027, 14838610, 20774054, 29677220, 41548108, 51935135, 103870270, 207740540]

約数ペア:

[(1, 207740540), (2, 103870270), (4, 51935135), (5, 41548108), (7, 29677220), (10, 20774054), (14, 14838610), (20, 10387027), (28, 7419305), (35, 5935444), (70, 2967722), (140, 1483861)]