40195620

素因数分解:

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

素因数の和:2209

約数の個数: 72

約数和(自身を含む): 123125184

約数和(自身を除く): 82929564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2087, 2140, 3210, 3852, 4174, 4815, 6261, 6420, 8348, 9630, 10435, 12522, 18783, 19260, 20870, 25044, 31305, 37566, 41740, 62610, 75132, 93915, 125220, 187830, 223309, 375660, 446618, 669927, 893236, 1116545, 1339854, 2009781, 2233090, 2679708, 3349635, 4019562, 4466180, 6699270, 8039124, 10048905, 13398540, 20097810, 40195620]

約数ペア:

[(1, 40195620), (2, 20097810), (3, 13398540), (4, 10048905), (5, 8039124), (6, 6699270), (9, 4466180), (10, 4019562), (12, 3349635), (15, 2679708), (18, 2233090), (20, 2009781), (30, 1339854), (36, 1116545), (45, 893236), (60, 669927), (90, 446618), (107, 375660), (180, 223309), (214, 187830), (321, 125220), (428, 93915), (535, 75132), (642, 62610), (963, 41740), (1070, 37566), (1284, 31305), (1605, 25044), (1926, 20870), (2087, 19260), (2140, 18783), (3210, 12522), (3852, 10435), (4174, 9630), (4815, 8348), (6261, 6420)]