9729940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 22788864

約数和(自身を除く): 13058924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 941, 1034, 1882, 2068, 2585, 3764, 4705, 5170, 9410, 10340, 10351, 18820, 20702, 41404, 44227, 51755, 88454, 103510, 176908, 207020, 221135, 442270, 486497, 884540, 972994, 1945988, 2432485, 4864970, 9729940]

約数ペア:

[(1, 9729940), (2, 4864970), (4, 2432485), (5, 1945988), (10, 972994), (11, 884540), (20, 486497), (22, 442270), (44, 221135), (47, 207020), (55, 176908), (94, 103510), (110, 88454), (188, 51755), (220, 44227), (235, 41404), (470, 20702), (517, 18820), (940, 10351), (941, 10340), (1034, 9410), (1882, 5170), (2068, 4705), (2585, 3764)]