1306368380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{28661}}^1$

素因数の和:28766

約数の個数: 48

約数和(自身を含む): 2860238304

約数和(自身を除く): 1553869924

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 2279, 4558, 9116, 11395, 22790, 28661, 45580, 57322, 114644, 143305, 286610, 573220, 1232423, 1519033, 2464846, 3038066, 4929692, 6076132, 6162115, 7595165, 12324230, 15190330, 24648460, 30380660, 65318419, 130636838, 261273676, 326592095, 653184190, 1306368380]

約数ペア:

[(1, 1306368380), (2, 653184190), (4, 326592095), (5, 261273676), (10, 130636838), (20, 65318419), (43, 30380660), (53, 24648460), (86, 15190330), (106, 12324230), (172, 7595165), (212, 6162115), (215, 6076132), (265, 4929692), (430, 3038066), (530, 2464846), (860, 1519033), (1060, 1232423), (2279, 573220), (4558, 286610), (9116, 143305), (11395, 114644), (22790, 57322), (28661, 45580)]