440401138970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27431}}^1\times {\mathrm{123499}}^1$

素因数の和:150950

約数の個数: 32

約数和(自身を含む): 853738704000

約数和(自身を除く): 413337565030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 27431, 54862, 123499, 137155, 246998, 274310, 356603, 617495, 713206, 1234990, 1605487, 1783015, 3210974, 3566030, 8027435, 16054870, 3387701069, 6775402138, 16938505345, 33877010690, 44040113897, 88080227794, 220200569485, 440401138970]

約数ペア:

[(1, 440401138970), (2, 220200569485), (5, 88080227794), (10, 44040113897), (13, 33877010690), (26, 16938505345), (65, 6775402138), (130, 3387701069), (27431, 16054870), (54862, 8027435), (123499, 3566030), (137155, 3210974), (246998, 1783015), (274310, 1605487), (356603, 1234990), (617495, 713206)]