228897680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260111}}^1$

素因数の和:260135

約数の個数: 40

約数和(自身を含む): 580569984

約数和(自身を除く): 351672304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 260111, 520222, 1040444, 1300555, 2080888, 2601110, 2861221, 4161776, 5202220, 5722442, 10404440, 11444884, 14306105, 20808880, 22889768, 28612210, 45779536, 57224420, 114448840, 228897680]

約数ペア:

[(1, 228897680), (2, 114448840), (4, 57224420), (5, 45779536), (8, 28612210), (10, 22889768), (11, 20808880), (16, 14306105), (20, 11444884), (22, 10404440), (40, 5722442), (44, 5202220), (55, 4161776), (80, 2861221), (88, 2601110), (110, 2080888), (176, 1300555), (220, 1040444), (440, 520222), (880, 260111)]