13585820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 29635200

約数和(自身を除く): 16049380

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 149, 188, 194, 235, 298, 388, 470, 485, 596, 745, 940, 970, 1490, 1940, 2980, 4559, 7003, 9118, 14006, 14453, 18236, 22795, 28012, 28906, 35015, 45590, 57812, 70030, 72265, 91180, 140060, 144530, 289060, 679291, 1358582, 2717164, 3396455, 6792910, 13585820]

約数ペア:

[(1, 13585820), (2, 6792910), (4, 3396455), (5, 2717164), (10, 1358582), (20, 679291), (47, 289060), (94, 144530), (97, 140060), (149, 91180), (188, 72265), (194, 70030), (235, 57812), (298, 45590), (388, 35015), (470, 28906), (485, 28012), (596, 22795), (745, 18236), (940, 14453), (970, 14006), (1490, 9118), (1940, 7003), (2980, 4559)]