1376080

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 3249792

約数和(自身を除く): 1873712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 167, 206, 334, 412, 515, 668, 824, 835, 1030, 1336, 1648, 1670, 2060, 2672, 3340, 4120, 6680, 8240, 13360, 17201, 34402, 68804, 86005, 137608, 172010, 275216, 344020, 688040, 1376080]

約数ペア:

[(1, 1376080), (2, 688040), (4, 344020), (5, 275216), (8, 172010), (10, 137608), (16, 86005), (20, 68804), (40, 34402), (80, 17201), (103, 13360), (167, 8240), (206, 6680), (334, 4120), (412, 3340), (515, 2672), (668, 2060), (824, 1670), (835, 1648), (1030, 1336)]