201623420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1123}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 435068928

約数和(自身を除く): 233445508

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 764, 940, 955, 1123, 1910, 2246, 3820, 4492, 5615, 8977, 11230, 17954, 22460, 35908, 44885, 52781, 89770, 105562, 179540, 211124, 214493, 263905, 428986, 527810, 857972, 1055620, 1072465, 2144930, 4289860, 10081171, 20162342, 40324684, 50405855, 100811710, 201623420]

約数ペア:

[(1, 201623420), (2, 100811710), (4, 50405855), (5, 40324684), (10, 20162342), (20, 10081171), (47, 4289860), (94, 2144930), (188, 1072465), (191, 1055620), (235, 857972), (382, 527810), (470, 428986), (764, 263905), (940, 214493), (955, 211124), (1123, 179540), (1910, 105562), (2246, 89770), (3820, 52781), (4492, 44885), (5615, 35908), (8977, 22460), (11230, 17954)]