20769240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10181}}^1$

素因数の和:10212

約数の個数: 64

約数和(自身を含む): 65979360

約数和(自身を除く): 45210120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10181, 20362, 30543, 40724, 50905, 61086, 81448, 101810, 122172, 152715, 173077, 203620, 244344, 305430, 346154, 407240, 519231, 610860, 692308, 865385, 1038462, 1221720, 1384616, 1730770, 2076924, 2596155, 3461540, 4153848, 5192310, 6923080, 10384620, 20769240]

約数ペア:

[(1, 20769240), (2, 10384620), (3, 6923080), (4, 5192310), (5, 4153848), (6, 3461540), (8, 2596155), (10, 2076924), (12, 1730770), (15, 1384616), (17, 1221720), (20, 1038462), (24, 865385), (30, 692308), (34, 610860), (40, 519231), (51, 407240), (60, 346154), (68, 305430), (85, 244344), (102, 203620), (120, 173077), (136, 152715), (170, 122172), (204, 101810), (255, 81448), (340, 61086), (408, 50905), (510, 40724), (680, 30543), (1020, 20362), (2040, 10181)]