147996920

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{10979}}^1$

素因数の和:11327

約数の個数: 32

約数和(自身を含む): 334011600

約数和(自身を除く): 186014680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 10979, 13480, 21958, 43916, 54895, 87832, 109790, 219580, 439160, 3699923, 7399846, 14799692, 18499615, 29599384, 36999230, 73998460, 147996920]

約数ペア:

[(1, 147996920), (2, 73998460), (4, 36999230), (5, 29599384), (8, 18499615), (10, 14799692), (20, 7399846), (40, 3699923), (337, 439160), (674, 219580), (1348, 109790), (1685, 87832), (2696, 54895), (3370, 43916), (6740, 21958), (10979, 13480)]