12953720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 32508000

約数和(自身を除く): 19554280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 859, 1160, 1508, 1718, 1885, 3016, 3436, 3770, 4295, 6872, 7540, 8590, 11167, 15080, 17180, 22334, 24911, 34360, 44668, 49822, 55835, 89336, 99644, 111670, 124555, 199288, 223340, 249110, 323843, 446680, 498220, 647686, 996440, 1295372, 1619215, 2590744, 3238430, 6476860, 12953720]

約数ペア:

[(1, 12953720), (2, 6476860), (4, 3238430), (5, 2590744), (8, 1619215), (10, 1295372), (13, 996440), (20, 647686), (26, 498220), (29, 446680), (40, 323843), (52, 249110), (58, 223340), (65, 199288), (104, 124555), (116, 111670), (130, 99644), (145, 89336), (232, 55835), (260, 49822), (290, 44668), (377, 34360), (520, 24911), (580, 22334), (754, 17180), (859, 15080), (1160, 11167), (1508, 8590), (1718, 7540), (1885, 6872), (3016, 4295), (3436, 3770)]