201927080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{82757}}^1$

素因数の和:82829

約数の個数: 32

約数和(自身を含む): 461789640

約数和(自身を除く): 259862560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 82757, 165514, 331028, 413785, 662056, 827570, 1655140, 3310280, 5048177, 10096354, 20192708, 25240885, 40385416, 50481770, 100963540, 201927080]

約数ペア:

[(1, 201927080), (2, 100963540), (4, 50481770), (5, 40385416), (8, 25240885), (10, 20192708), (20, 10096354), (40, 5048177), (61, 3310280), (122, 1655140), (244, 827570), (305, 662056), (488, 413785), (610, 331028), (1220, 165514), (2440, 82757)]