40632560

素因数分解:

$2^4\times 5^1\times {\mathrm{507907}}^1$

素因数の和:507920

約数の個数: 20

約数和(自身を含む): 94470888

約数和(自身を除く): 53838328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 507907, 1015814, 2031628, 2539535, 4063256, 5079070, 8126512, 10158140, 20316280, 40632560]

約数ペア:

[(1, 40632560), (2, 20316280), (4, 10158140), (5, 8126512), (8, 5079070), (10, 4063256), (16, 2539535), (20, 2031628), (40, 1015814), (80, 507907)]