26436980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 34043020

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2399, 2755, 4798, 5510, 9596, 11020, 11995, 23990, 45581, 47980, 69571, 91162, 139142, 182324, 227905, 278284, 347855, 455810, 695710, 911620, 1321849, 1391420, 2643698, 5287396, 6609245, 13218490, 26436980]

約数ペア:

[(1, 26436980), (2, 13218490), (4, 6609245), (5, 5287396), (10, 2643698), (19, 1391420), (20, 1321849), (29, 911620), (38, 695710), (58, 455810), (76, 347855), (95, 278284), (116, 227905), (145, 182324), (190, 139142), (290, 91162), (380, 69571), (551, 47980), (580, 45581), (1102, 23990), (2204, 11995), (2399, 11020), (2755, 9596), (4798, 5510)]