28671160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102397}}^1$

素因数の和:102415

約数の個数: 32

約数和(自身を含む): 73726560

約数和(自身を除く): 45055400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102397, 204794, 409588, 511985, 716779, 819176, 1023970, 1433558, 2047940, 2867116, 3583895, 4095880, 5734232, 7167790, 14335580, 28671160]

約数ペア:

[(1, 28671160), (2, 14335580), (4, 7167790), (5, 5734232), (7, 4095880), (8, 3583895), (10, 2867116), (14, 2047940), (20, 1433558), (28, 1023970), (35, 819176), (40, 716779), (56, 511985), (70, 409588), (140, 204794), (280, 102397)]