419125240

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{11813}}^1$

素因数の和:12711

約数の個数: 32

約数和(自身を含む): 944174880

約数和(自身を除く): 525049640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3548, 4435, 7096, 8870, 11813, 17740, 23626, 35480, 47252, 59065, 94504, 118130, 236260, 472520, 10478131, 20956262, 41912524, 52390655, 83825048, 104781310, 209562620, 419125240]

約数ペア:

[(1, 419125240), (2, 209562620), (4, 104781310), (5, 83825048), (8, 52390655), (10, 41912524), (20, 20956262), (40, 10478131), (887, 472520), (1774, 236260), (3548, 118130), (4435, 94504), (7096, 59065), (8870, 47252), (11813, 35480), (17740, 23626)]