47040440

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2551}}^1$

素因数の和:3023

約数の個数: 32

約数和(自身を含む): 106112160

約数和(自身を除く): 59071720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 2551, 3688, 4610, 5102, 9220, 10204, 12755, 18440, 20408, 25510, 51020, 102040, 1176011, 2352022, 4704044, 5880055, 9408088, 11760110, 23520220, 47040440]

約数ペア:

[(1, 47040440), (2, 23520220), (4, 11760110), (5, 9408088), (8, 5880055), (10, 4704044), (20, 2352022), (40, 1176011), (461, 102040), (922, 51020), (1844, 25510), (2305, 20408), (2551, 18440), (3688, 12755), (4610, 10204), (5102, 9220)]