40788670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1193}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 79434432

約数和(自身を除く): 38645762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1193, 1315, 2386, 2630, 3419, 5965, 6838, 11930, 15509, 17095, 31018, 34190, 77545, 155090, 313759, 627518, 1568795, 3137590, 4078867, 8157734, 20394335, 40788670]

約数ペア:

[(1, 40788670), (2, 20394335), (5, 8157734), (10, 4078867), (13, 3137590), (26, 1568795), (65, 627518), (130, 313759), (263, 155090), (526, 77545), (1193, 34190), (1315, 31018), (2386, 17095), (2630, 15509), (3419, 11930), (5965, 6838)]