123191120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118453}}^1$

素因数の和:118479

約数の個数: 40

約数和(自身を含む): 308454216

約数和(自身を除く): 185263096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 118453, 236906, 473812, 592265, 947624, 1184530, 1539889, 1895248, 2369060, 3079778, 4738120, 6159556, 7699445, 9476240, 12319112, 15398890, 24638224, 30797780, 61595560, 123191120]

約数ペア:

[(1, 123191120), (2, 61595560), (4, 30797780), (5, 24638224), (8, 15398890), (10, 12319112), (13, 9476240), (16, 7699445), (20, 6159556), (26, 4738120), (40, 3079778), (52, 2369060), (65, 1895248), (80, 1539889), (104, 1184530), (130, 947624), (208, 592265), (260, 473812), (520, 236906), (1040, 118453)]