40916390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 76680000

約数和(自身を除く): 35763610

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 290, 398, 709, 995, 1418, 1990, 3545, 5771, 7090, 11542, 20561, 28855, 41122, 57710, 102805, 141091, 205610, 282182, 705455, 1410910, 4091639, 8183278, 20458195, 40916390]

約数ペア:

[(1, 40916390), (2, 20458195), (5, 8183278), (10, 4091639), (29, 1410910), (58, 705455), (145, 282182), (199, 205610), (290, 141091), (398, 102805), (709, 57710), (995, 41122), (1418, 28855), (1990, 20561), (3545, 11542), (5771, 7090)]