1801140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 5503680

約数和(自身を除く): 3702540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2729, 5458, 8187, 10916, 13645, 16374, 27290, 30019, 32748, 40935, 54580, 60038, 81870, 90057, 120076, 150095, 163740, 180114, 300190, 360228, 450285, 600380, 900570, 1801140]

約数ペア:

[(1, 1801140), (2, 900570), (3, 600380), (4, 450285), (5, 360228), (6, 300190), (10, 180114), (11, 163740), (12, 150095), (15, 120076), (20, 90057), (22, 81870), (30, 60038), (33, 54580), (44, 40935), (55, 32748), (60, 30019), (66, 27290), (110, 16374), (132, 13645), (165, 10916), (220, 8187), (330, 5458), (660, 2729)]