201168220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8389}}^1$

素因数の和:8518

約数の個数: 48

約数和(自身を含む): 465141600

約数和(自身を除く): 263973380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 8389, 11990, 16778, 23980, 33556, 41945, 83890, 92279, 167780, 184558, 369116, 461395, 914401, 922790, 1828802, 1845580, 3657604, 4572005, 9144010, 10058411, 18288020, 20116822, 40233644, 50292055, 100584110, 201168220]

約数ペア:

[(1, 201168220), (2, 100584110), (4, 50292055), (5, 40233644), (10, 20116822), (11, 18288020), (20, 10058411), (22, 9144010), (44, 4572005), (55, 3657604), (109, 1845580), (110, 1828802), (218, 922790), (220, 914401), (436, 461395), (545, 369116), (1090, 184558), (1199, 167780), (2180, 92279), (2398, 83890), (4796, 41945), (5995, 33556), (8389, 23980), (11990, 16778)]