1639807630

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1\times {\mathrm{1481}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 2971919808

約数和(自身を除く): 1332112178

約数列:

[1, 2, 5, 10, 263, 421, 526, 842, 1315, 1481, 2105, 2630, 2962, 4210, 7405, 14810, 110723, 221446, 389503, 553615, 623501, 779006, 1107230, 1247002, 1947515, 3117505, 3895030, 6235010, 163980763, 327961526, 819903815, 1639807630]

約数ペア:

[(1, 1639807630), (2, 819903815), (5, 327961526), (10, 163980763), (263, 6235010), (421, 3895030), (526, 3117505), (842, 1947515), (1315, 1247002), (1481, 1107230), (2105, 779006), (2630, 623501), (2962, 553615), (4210, 389503), (7405, 221446), (14810, 110723)]