42664520

素因数分解:

$2^3\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1409}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 96190200

約数和(自身を除く): 53525680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 757, 1409, 1514, 2818, 3028, 3785, 5636, 6056, 7045, 7570, 11272, 14090, 15140, 28180, 30280, 56360, 1066613, 2133226, 4266452, 5333065, 8532904, 10666130, 21332260, 42664520]

約数ペア:

[(1, 42664520), (2, 21332260), (4, 10666130), (5, 8532904), (8, 5333065), (10, 4266452), (20, 2133226), (40, 1066613), (757, 56360), (1409, 30280), (1514, 28180), (2818, 15140), (3028, 14090), (3785, 11272), (5636, 7570), (6056, 7045)]