27962860

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 60318720

約数和(自身を除く): 32355860

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 127, 202, 218, 254, 404, 436, 505, 508, 545, 635, 1010, 1090, 1270, 2020, 2180, 2540, 11009, 12827, 13843, 22018, 25654, 27686, 44036, 51308, 55045, 55372, 64135, 69215, 110090, 128270, 138430, 220180, 256540, 276860, 1398143, 2796286, 5592572, 6990715, 13981430, 27962860]

約数ペア:

[(1, 27962860), (2, 13981430), (4, 6990715), (5, 5592572), (10, 2796286), (20, 1398143), (101, 276860), (109, 256540), (127, 220180), (202, 138430), (218, 128270), (254, 110090), (404, 69215), (436, 64135), (505, 55372), (508, 55045), (545, 51308), (635, 44036), (1010, 27686), (1090, 25654), (1270, 22018), (2020, 13843), (2180, 12827), (2540, 11009)]