43582990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 87141600

約数和(自身を除く): 43558610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 181, 199, 242, 362, 398, 605, 905, 995, 1210, 1810, 1990, 1991, 2189, 3982, 4378, 9955, 10945, 19910, 21890, 21901, 24079, 36019, 43802, 48158, 72038, 109505, 120395, 180095, 219010, 240790, 360190, 396209, 792418, 1981045, 3962090, 4358299, 8716598, 21791495, 43582990]

約数ペア:

[(1, 43582990), (2, 21791495), (5, 8716598), (10, 4358299), (11, 3962090), (22, 1981045), (55, 792418), (110, 396209), (121, 360190), (181, 240790), (199, 219010), (242, 180095), (362, 120395), (398, 109505), (605, 72038), (905, 48158), (995, 43802), (1210, 36019), (1810, 24079), (1990, 21901), (1991, 21890), (2189, 19910), (3982, 10945), (4378, 9955)]