683920

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 1624896

約数和(自身を除く): 940976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 103, 166, 206, 332, 412, 415, 515, 664, 824, 830, 1030, 1328, 1648, 1660, 2060, 3320, 4120, 6640, 8240, 8549, 17098, 34196, 42745, 68392, 85490, 136784, 170980, 341960, 683920]

約数ペア:

[(1, 683920), (2, 341960), (4, 170980), (5, 136784), (8, 85490), (10, 68392), (16, 42745), (20, 34196), (40, 17098), (80, 8549), (83, 8240), (103, 6640), (166, 4120), (206, 3320), (332, 2060), (412, 1660), (415, 1648), (515, 1328), (664, 1030), (824, 830)]