123387160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{237283}}^1$

素因数の和:237307

約数の個数: 32

約数和(自身を含む): 298977840

約数和(自身を除く): 175590680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 237283, 474566, 949132, 1186415, 1898264, 2372830, 3084679, 4745660, 6169358, 9491320, 12338716, 15423395, 24677432, 30846790, 61693580, 123387160]

約数ペア:

[(1, 123387160), (2, 61693580), (4, 30846790), (5, 24677432), (8, 15423395), (10, 12338716), (13, 9491320), (20, 6169358), (26, 4745660), (40, 3084679), (52, 2372830), (65, 1898264), (104, 1186415), (130, 949132), (260, 474566), (520, 237283)]