29720660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 64411200

約数和(自身を除く): 34690540

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 283, 295, 356, 445, 566, 590, 890, 1132, 1180, 1415, 1780, 2830, 5251, 5660, 10502, 16697, 21004, 25187, 26255, 33394, 50374, 52510, 66788, 83485, 100748, 105020, 125935, 166970, 251870, 333940, 503740, 1486033, 2972066, 5944132, 7430165, 14860330, 29720660]

約数ペア:

[(1, 29720660), (2, 14860330), (4, 7430165), (5, 5944132), (10, 2972066), (20, 1486033), (59, 503740), (89, 333940), (118, 251870), (178, 166970), (236, 125935), (283, 105020), (295, 100748), (356, 83485), (445, 66788), (566, 52510), (590, 50374), (890, 33394), (1132, 26255), (1180, 25187), (1415, 21004), (1780, 16697), (2830, 10502), (5251, 5660)]