23999620

素因数分解:

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

素因数の和:328

約数の個数: 36

約数和(自身を含む): 51369444

約数和(自身を除く): 27369824

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 404, 436, 505, 545, 1010, 1090, 2020, 2180, 11009, 11881, 22018, 23762, 44036, 47524, 55045, 59405, 110090, 118810, 220180, 237620, 1199981, 2399962, 4799924, 5999905, 11999810, 23999620]

約数ペア:

[(1, 23999620), (2, 11999810), (4, 5999905), (5, 4799924), (10, 2399962), (20, 1199981), (101, 237620), (109, 220180), (202, 118810), (218, 110090), (404, 59405), (436, 55045), (505, 47524), (545, 44036), (1010, 23762), (1090, 22018), (2020, 11881), (2180, 11009)]