39412220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 84823200

約数和(自身を除く): 45410980

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 179, 202, 218, 358, 404, 436, 505, 545, 716, 895, 1010, 1090, 1790, 2020, 2180, 3580, 11009, 18079, 19511, 22018, 36158, 39022, 44036, 55045, 72316, 78044, 90395, 97555, 110090, 180790, 195110, 220180, 361580, 390220, 1970611, 3941222, 7882444, 9853055, 19706110, 39412220]

約数ペア:

[(1, 39412220), (2, 19706110), (4, 9853055), (5, 7882444), (10, 3941222), (20, 1970611), (101, 390220), (109, 361580), (179, 220180), (202, 195110), (218, 180790), (358, 110090), (404, 97555), (436, 90395), (505, 78044), (545, 72316), (716, 55045), (895, 44036), (1010, 39022), (1090, 36158), (1790, 22018), (2020, 19511), (2180, 18079), (3580, 11009)]