190015340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 407151360

約数和(自身を除く): 217136020

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 404, 436, 505, 545, 863, 1010, 1090, 1726, 2020, 2180, 3452, 4315, 8630, 11009, 17260, 22018, 44036, 55045, 87163, 94067, 110090, 174326, 188134, 220180, 348652, 376268, 435815, 470335, 871630, 940670, 1743260, 1881340, 9500767, 19001534, 38003068, 47503835, 95007670, 190015340]

約数ペア:

[(1, 190015340), (2, 95007670), (4, 47503835), (5, 38003068), (10, 19001534), (20, 9500767), (101, 1881340), (109, 1743260), (202, 940670), (218, 871630), (404, 470335), (436, 435815), (505, 376268), (545, 348652), (863, 220180), (1010, 188134), (1090, 174326), (1726, 110090), (2020, 94067), (2180, 87163), (3452, 55045), (4315, 44036), (8630, 22018), (11009, 17260)]