40557620

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{12143}}^1$

素因数の和:12319

約数の個数: 24

約数和(自身を含む): 85688064

約数和(自身を除く): 45130444

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 12143, 24286, 48572, 60715, 121430, 242860, 2027881, 4055762, 8111524, 10139405, 20278810, 40557620]

約数ペア:

[(1, 40557620), (2, 20278810), (4, 10139405), (5, 8111524), (10, 4055762), (20, 2027881), (167, 242860), (334, 121430), (668, 60715), (835, 48572), (1670, 24286), (3340, 12143)]