684980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 1489320

約数和(自身を除く): 804340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1181, 2362, 4724, 5905, 11810, 23620, 34249, 68498, 136996, 171245, 342490, 684980]

約数ペア:

[(1, 684980), (2, 342490), (4, 171245), (5, 136996), (10, 68498), (20, 34249), (29, 23620), (58, 11810), (116, 5905), (145, 4724), (290, 2362), (580, 1181)]