11685680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 60

約数和(自身を含む): 28167840

約数和(自身を除く): 16482160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 79, 80, 86, 158, 172, 215, 316, 344, 395, 430, 632, 688, 790, 860, 1264, 1580, 1720, 1849, 3160, 3397, 3440, 3698, 6320, 6794, 7396, 9245, 13588, 14792, 16985, 18490, 27176, 29584, 33970, 36980, 54352, 67940, 73960, 135880, 146071, 147920, 271760, 292142, 584284, 730355, 1168568, 1460710, 2337136, 2921420, 5842840, 11685680]

約数ペア:

[(1, 11685680), (2, 5842840), (4, 2921420), (5, 2337136), (8, 1460710), (10, 1168568), (16, 730355), (20, 584284), (40, 292142), (43, 271760), (79, 147920), (80, 146071), (86, 135880), (158, 73960), (172, 67940), (215, 54352), (316, 36980), (344, 33970), (395, 29584), (430, 27176), (632, 18490), (688, 16985), (790, 14792), (860, 13588), (1264, 9245), (1580, 7396), (1720, 6794), (1849, 6320), (3160, 3698), (3397, 3440)]