23145080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 60065280

約数和(自身を除く): 36920200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 631, 655, 917, 1048, 1262, 1310, 1834, 2524, 2620, 3155, 3668, 4417, 4585, 5048, 5240, 6310, 7336, 8834, 9170, 12620, 17668, 18340, 22085, 25240, 35336, 36680, 44170, 82661, 88340, 165322, 176680, 330644, 413305, 578627, 661288, 826610, 1157254, 1653220, 2314508, 2893135, 3306440, 4629016, 5786270, 11572540, 23145080]

約数ペア:

[(1, 23145080), (2, 11572540), (4, 5786270), (5, 4629016), (7, 3306440), (8, 2893135), (10, 2314508), (14, 1653220), (20, 1157254), (28, 826610), (35, 661288), (40, 578627), (56, 413305), (70, 330644), (131, 176680), (140, 165322), (262, 88340), (280, 82661), (524, 44170), (631, 36680), (655, 35336), (917, 25240), (1048, 22085), (1262, 18340), (1310, 17668), (1834, 12620), (2524, 9170), (2620, 8834), (3155, 7336), (3668, 6310), (4417, 5240), (4585, 5048)]