20097810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2087}}^1$

素因数の和:2207

約数の個数: 48

約数和(自身を含む): 52767936

約数和(自身を除く): 32670126

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2087, 3210, 4174, 4815, 6261, 9630, 10435, 12522, 18783, 20870, 31305, 37566, 62610, 93915, 187830, 223309, 446618, 669927, 1116545, 1339854, 2009781, 2233090, 3349635, 4019562, 6699270, 10048905, 20097810]

約数ペア:

[(1, 20097810), (2, 10048905), (3, 6699270), (5, 4019562), (6, 3349635), (9, 2233090), (10, 2009781), (15, 1339854), (18, 1116545), (30, 669927), (45, 446618), (90, 223309), (107, 187830), (214, 93915), (321, 62610), (535, 37566), (642, 31305), (963, 20870), (1070, 18783), (1605, 12522), (1926, 10435), (2087, 9630), (3210, 6261), (4174, 4815)]