9965870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 18627840

約数和(自身を除く): 8661970

約数列:

[1, 2, 5, 10, 41, 82, 109, 205, 218, 223, 410, 446, 545, 1090, 1115, 2230, 4469, 8938, 9143, 18286, 22345, 24307, 44690, 45715, 48614, 91430, 121535, 243070, 996587, 1993174, 4982935, 9965870]

約数ペア:

[(1, 9965870), (2, 4982935), (5, 1993174), (10, 996587), (41, 243070), (82, 121535), (109, 91430), (205, 48614), (218, 45715), (223, 44690), (410, 24307), (446, 22345), (545, 18286), (1090, 9143), (1115, 8938), (2230, 4469)]