1230790640

素因数分解:

$2^4\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{13627}}^1$

素因数の和:14769

約数の個数: 40

約数和(自身を含む): 2864333040

約数和(自身を除く): 1633542400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1129, 2258, 4516, 5645, 9032, 11290, 13627, 18064, 22580, 27254, 45160, 54508, 68135, 90320, 109016, 136270, 218032, 272540, 545080, 1090160, 15384883, 30769766, 61539532, 76924415, 123079064, 153848830, 246158128, 307697660, 615395320, 1230790640]

約数ペア:

[(1, 1230790640), (2, 615395320), (4, 307697660), (5, 246158128), (8, 153848830), (10, 123079064), (16, 76924415), (20, 61539532), (40, 30769766), (80, 15384883), (1129, 1090160), (2258, 545080), (4516, 272540), (5645, 218032), (9032, 136270), (11290, 109016), (13627, 90320), (18064, 68135), (22580, 54508), (27254, 45160)]