1805540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 4294080

約数和(自身を除く): 2488540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 283, 290, 319, 566, 580, 638, 1132, 1276, 1415, 1595, 2830, 3113, 3190, 5660, 6226, 6380, 8207, 12452, 15565, 16414, 31130, 32828, 41035, 62260, 82070, 90277, 164140, 180554, 361108, 451385, 902770, 1805540]

約数ペア:

[(1, 1805540), (2, 902770), (4, 451385), (5, 361108), (10, 180554), (11, 164140), (20, 90277), (22, 82070), (29, 62260), (44, 41035), (55, 32828), (58, 31130), (110, 16414), (116, 15565), (145, 12452), (220, 8207), (283, 6380), (290, 6226), (319, 5660), (566, 3190), (580, 3113), (638, 2830), (1132, 1595), (1276, 1415)]