40385690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2963}}^1$

素因数の和:3046

約数の個数: 32

約数和(自身を含む): 76826880

約数和(自身を除く): 36441190

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 2726, 2963, 5926, 6815, 13630, 14815, 29630, 85927, 139261, 171854, 278522, 429635, 696305, 859270, 1392610, 4038569, 8077138, 20192845, 40385690]

約数ペア:

[(1, 40385690), (2, 20192845), (5, 8077138), (10, 4038569), (29, 1392610), (47, 859270), (58, 696305), (94, 429635), (145, 278522), (235, 171854), (290, 139261), (470, 85927), (1363, 29630), (2726, 14815), (2963, 13630), (5926, 6815)]