40047155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 14203405

約数列:

[1, 5, 17, 19, 85, 95, 137, 181, 323, 685, 905, 1615, 2329, 2603, 3077, 3439, 11645, 13015, 15385, 17195, 24797, 44251, 58463, 123985, 221255, 292315, 421549, 471143, 2107745, 2355715, 8009431, 40047155]

約数ペア:

[(1, 40047155), (5, 8009431), (17, 2355715), (19, 2107745), (85, 471143), (95, 421549), (137, 292315), (181, 221255), (323, 123985), (685, 58463), (905, 44251), (1615, 24797), (2329, 17195), (2603, 15385), (3077, 13015), (3439, 11645)]