40339640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5393}}^1$

素因数の和:5432

約数の個数: 64

約数和(自身を含む): 104859360

約数和(自身を除く): 64519720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 5393, 7480, 10786, 21572, 26965, 43144, 53930, 59323, 91681, 107860, 118646, 183362, 215720, 237292, 296615, 366724, 458405, 474584, 593230, 733448, 916810, 1008491, 1186460, 1833620, 2016982, 2372920, 3667240, 4033964, 5042455, 8067928, 10084910, 20169820, 40339640]

約数ペア:

[(1, 40339640), (2, 20169820), (4, 10084910), (5, 8067928), (8, 5042455), (10, 4033964), (11, 3667240), (17, 2372920), (20, 2016982), (22, 1833620), (34, 1186460), (40, 1008491), (44, 916810), (55, 733448), (68, 593230), (85, 474584), (88, 458405), (110, 366724), (136, 296615), (170, 237292), (187, 215720), (220, 183362), (340, 118646), (374, 107860), (440, 91681), (680, 59323), (748, 53930), (935, 43144), (1496, 26965), (1870, 21572), (3740, 10786), (5393, 7480)]