31469360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30259}}^1$

素因数の和:30285

約数の個数: 40

約数和(自身を含む): 78797040

約数和(自身を除く): 47327680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 30259, 60518, 121036, 151295, 242072, 302590, 393367, 484144, 605180, 786734, 1210360, 1573468, 1966835, 2420720, 3146936, 3933670, 6293872, 7867340, 15734680, 31469360]

約数ペア:

[(1, 31469360), (2, 15734680), (4, 7867340), (5, 6293872), (8, 3933670), (10, 3146936), (13, 2420720), (16, 1966835), (20, 1573468), (26, 1210360), (40, 786734), (52, 605180), (65, 484144), (80, 393367), (104, 302590), (130, 242072), (208, 151295), (260, 121036), (520, 60518), (1040, 30259)]