1739980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{719}}^1$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 4021920

約数和(自身を除く): 2281940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 719, 1210, 1438, 2420, 2876, 3595, 7190, 7909, 14380, 15818, 31636, 39545, 79090, 86999, 158180, 173998, 347996, 434995, 869990, 1739980]

約数ペア:

[(1, 1739980), (2, 869990), (4, 434995), (5, 347996), (10, 173998), (11, 158180), (20, 86999), (22, 79090), (44, 39545), (55, 31636), (110, 15818), (121, 14380), (220, 7909), (242, 7190), (484, 3595), (605, 2876), (719, 2420), (1210, 1438)]