31263340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{91951}}^1$

素因数の和:91977

約数の個数: 24

約数和(自身を含む): 69515712

約数和(自身を除く): 38252372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 91951, 183902, 367804, 459755, 919510, 1563167, 1839020, 3126334, 6252668, 7815835, 15631670, 31263340]

約数ペア:

[(1, 31263340), (2, 15631670), (4, 7815835), (5, 6252668), (10, 3126334), (17, 1839020), (20, 1563167), (34, 919510), (68, 459755), (85, 367804), (170, 183902), (340, 91951)]