220179260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8689}}^1$

素因数の和:8886

約数の個数: 48

約数和(自身を含む): 531410880

約数和(自身を除く): 311231620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3620, 5068, 6335, 8689, 12670, 17378, 25340, 34756, 43445, 60823, 86890, 121646, 173780, 243292, 304115, 608230, 1216460, 1572709, 3145418, 6290836, 7863545, 11008963, 15727090, 22017926, 31454180, 44035852, 55044815, 110089630, 220179260]

約数ペア:

[(1, 220179260), (2, 110089630), (4, 55044815), (5, 44035852), (7, 31454180), (10, 22017926), (14, 15727090), (20, 11008963), (28, 7863545), (35, 6290836), (70, 3145418), (140, 1572709), (181, 1216460), (362, 608230), (724, 304115), (905, 243292), (1267, 173780), (1810, 121646), (2534, 86890), (3620, 60823), (5068, 43445), (6335, 34756), (8689, 25340), (12670, 17378)]