2015392040

素因数分解:

$2^3\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{19751}}^1$

素因数の和:22313

約数の個数: 32

約数和(自身を含む): 4536639360

約数和(自身を除く): 2521247320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2551, 5102, 10204, 12755, 19751, 20408, 25510, 39502, 51020, 79004, 98755, 102040, 158008, 197510, 395020, 790040, 50384801, 100769602, 201539204, 251924005, 403078408, 503848010, 1007696020, 2015392040]

約数ペア:

[(1, 2015392040), (2, 1007696020), (4, 503848010), (5, 403078408), (8, 251924005), (10, 201539204), (20, 100769602), (40, 50384801), (2551, 790040), (5102, 395020), (10204, 197510), (12755, 158008), (19751, 102040), (20408, 98755), (25510, 79004), (39502, 51020)]