29471620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 64124928

約数和(自身を除く): 34653308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 283, 410, 508, 566, 635, 820, 1132, 1270, 1415, 2540, 2830, 5207, 5660, 10414, 11603, 20828, 23206, 26035, 35941, 46412, 52070, 58015, 71882, 104140, 116030, 143764, 179705, 232060, 359410, 718820, 1473581, 2947162, 5894324, 7367905, 14735810, 29471620]

約数ペア:

[(1, 29471620), (2, 14735810), (4, 7367905), (5, 5894324), (10, 2947162), (20, 1473581), (41, 718820), (82, 359410), (127, 232060), (164, 179705), (205, 143764), (254, 116030), (283, 104140), (410, 71882), (508, 58015), (566, 52070), (635, 46412), (820, 35941), (1132, 26035), (1270, 23206), (1415, 20828), (2540, 11603), (2830, 10414), (5207, 5660)]