1121180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 2395680

約数和(自身を除く): 1274500

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 919, 1220, 1838, 3676, 4595, 9190, 18380, 56059, 112118, 224236, 280295, 560590, 1121180]

約数ペア:

[(1, 1121180), (2, 560590), (4, 280295), (5, 224236), (10, 112118), (20, 56059), (61, 18380), (122, 9190), (244, 4595), (305, 3676), (610, 1838), (919, 1220)]