190129420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{731267}}^1$

素因数の和:731289

約数の個数: 24

約数和(自身を含む): 429985584

約数和(自身を除く): 239856164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 731267, 1462534, 2925068, 3656335, 7312670, 9506471, 14625340, 19012942, 38025884, 47532355, 95064710, 190129420]

約数ペア:

[(1, 190129420), (2, 95064710), (4, 47532355), (5, 38025884), (10, 19012942), (13, 14625340), (20, 9506471), (26, 7312670), (52, 3656335), (65, 2925068), (130, 1462534), (260, 731267)]