8876440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 20613600

約数和(自身を除く): 11737160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 79, 106, 158, 212, 265, 316, 395, 424, 530, 632, 790, 1060, 1580, 2120, 2809, 3160, 4187, 5618, 8374, 11236, 14045, 16748, 20935, 22472, 28090, 33496, 41870, 56180, 83740, 112360, 167480, 221911, 443822, 887644, 1109555, 1775288, 2219110, 4438220, 8876440]

約数ペア:

[(1, 8876440), (2, 4438220), (4, 2219110), (5, 1775288), (8, 1109555), (10, 887644), (20, 443822), (40, 221911), (53, 167480), (79, 112360), (106, 83740), (158, 56180), (212, 41870), (265, 33496), (316, 28090), (395, 22472), (424, 20935), (530, 16748), (632, 14045), (790, 11236), (1060, 8374), (1580, 5618), (2120, 4187), (2809, 3160)]