28311710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3081

約数の個数: 48

約数和(自身を含む): 62421840

約数和(自身を除く): 34110130

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 3041, 4655, 6082, 9310, 15205, 21287, 30410, 42574, 57779, 106435, 115558, 149009, 212870, 288895, 298018, 404453, 577790, 745045, 808906, 1490090, 2022265, 2831171, 4044530, 5662342, 14155855, 28311710]

約数ペア:

[(1, 28311710), (2, 14155855), (5, 5662342), (7, 4044530), (10, 2831171), (14, 2022265), (19, 1490090), (35, 808906), (38, 745045), (49, 577790), (70, 404453), (95, 298018), (98, 288895), (133, 212870), (190, 149009), (245, 115558), (266, 106435), (490, 57779), (665, 42574), (931, 30410), (1330, 21287), (1862, 15205), (3041, 9310), (4655, 6082)]