2000691680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{961871}}^1$

素因数の和:961899

約数の個数: 48

約数和(自身を含む): 5090226624

約数和(自身を除く): 3089534944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 961871, 1923742, 3847484, 4809355, 7694968, 9618710, 12504323, 15389936, 19237420, 25008646, 30779872, 38474840, 50017292, 62521615, 76949680, 100034584, 125043230, 153899360, 200069168, 250086460, 400138336, 500172920, 1000345840, 2000691680]

約数ペア:

[(1, 2000691680), (2, 1000345840), (4, 500172920), (5, 400138336), (8, 250086460), (10, 200069168), (13, 153899360), (16, 125043230), (20, 100034584), (26, 76949680), (32, 62521615), (40, 50017292), (52, 38474840), (65, 30779872), (80, 25008646), (104, 19237420), (130, 15389936), (160, 12504323), (208, 9618710), (260, 7694968), (416, 4809355), (520, 3847484), (1040, 1923742), (2080, 961871)]