40080898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{140143}}^1$

素因数の和:140169

約数の個数: 16

約数和(自身を含む): 70632576

約数和(自身を除く): 30551678

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 140143, 280286, 1541573, 1821859, 3083146, 3643718, 20040449, 40080898]

約数ペア:

[(1, 40080898), (2, 20040449), (11, 3643718), (13, 3083146), (22, 1821859), (26, 1541573), (143, 280286), (286, 140143)]