40520316

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 100590336

約数和(自身を除く): 60070020

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 307, 614, 647, 921, 1228, 1294, 1842, 1941, 2588, 3684, 3882, 5219, 7764, 10438, 10999, 15657, 20876, 21998, 31314, 32997, 43996, 62628, 65994, 131988, 198629, 397258, 595887, 794516, 1191774, 2383548, 3376693, 6753386, 10130079, 13506772, 20260158, 40520316]

約数ペア:

[(1, 40520316), (2, 20260158), (3, 13506772), (4, 10130079), (6, 6753386), (12, 3376693), (17, 2383548), (34, 1191774), (51, 794516), (68, 595887), (102, 397258), (204, 198629), (307, 131988), (614, 65994), (647, 62628), (921, 43996), (1228, 32997), (1294, 31314), (1842, 21998), (1941, 20876), (2588, 15657), (3684, 10999), (3882, 10438), (5219, 7764)]