123963040

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2797}}^1$

素因数の和:3089

約数の個数: 48

約数和(自身を含む): 294025032

約数和(自身を除く): 170061992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 1108, 1385, 2216, 2770, 2797, 4432, 5540, 5594, 8864, 11080, 11188, 13985, 22160, 22376, 27970, 44320, 44752, 55940, 89504, 111880, 223760, 447520, 774769, 1549538, 3099076, 3873845, 6198152, 7747690, 12396304, 15495380, 24792608, 30990760, 61981520, 123963040]

約数ペア:

[(1, 123963040), (2, 61981520), (4, 30990760), (5, 24792608), (8, 15495380), (10, 12396304), (16, 7747690), (20, 6198152), (32, 3873845), (40, 3099076), (80, 1549538), (160, 774769), (277, 447520), (554, 223760), (1108, 111880), (1385, 89504), (2216, 55940), (2770, 44752), (2797, 44320), (4432, 27970), (5540, 22376), (5594, 22160), (8864, 13985), (11080, 11188)]