8321860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 18547200

約数和(自身を除く): 10225340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 229, 230, 316, 395, 458, 460, 790, 916, 1145, 1580, 1817, 2290, 3634, 4580, 5267, 7268, 9085, 10534, 18091, 18170, 21068, 26335, 36182, 36340, 52670, 72364, 90455, 105340, 180910, 361820, 416093, 832186, 1664372, 2080465, 4160930, 8321860]

約数ペア:

[(1, 8321860), (2, 4160930), (4, 2080465), (5, 1664372), (10, 832186), (20, 416093), (23, 361820), (46, 180910), (79, 105340), (92, 90455), (115, 72364), (158, 52670), (229, 36340), (230, 36182), (316, 26335), (395, 21068), (458, 18170), (460, 18091), (790, 10534), (916, 9085), (1145, 7268), (1580, 5267), (1817, 4580), (2290, 3634)]