275206820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{19463}}^1$

素因数の和:19580

約数の個数: 48

約数和(自身を含む): 667070208

約数和(自身を除く): 391863388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 19463, 38926, 77852, 97315, 136241, 194630, 272482, 389260, 544964, 681205, 1362410, 1965763, 2724820, 3931526, 7863052, 9828815, 13760341, 19657630, 27520682, 39315260, 55041364, 68801705, 137603410, 275206820]

約数ペア:

[(1, 275206820), (2, 137603410), (4, 68801705), (5, 55041364), (7, 39315260), (10, 27520682), (14, 19657630), (20, 13760341), (28, 9828815), (35, 7863052), (70, 3931526), (101, 2724820), (140, 1965763), (202, 1362410), (404, 681205), (505, 544964), (707, 389260), (1010, 272482), (1414, 194630), (2020, 136241), (2828, 97315), (3535, 77852), (7070, 38926), (14140, 19463)]