210102920

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{22937}}^1$

素因数の和:23177

約数の個数: 32

約数和(自身を含む): 474816600

約数和(自身を除く): 264713680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 22937, 45874, 91748, 114685, 183496, 229370, 458740, 917480, 5252573, 10505146, 21010292, 26262865, 42020584, 52525730, 105051460, 210102920]

約数ペア:

[(1, 210102920), (2, 105051460), (4, 52525730), (5, 42020584), (8, 26262865), (10, 21010292), (20, 10505146), (40, 5252573), (229, 917480), (458, 458740), (916, 229370), (1145, 183496), (1832, 114685), (2290, 91748), (4580, 45874), (9160, 22937)]