2152890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 5896800

約数和(自身を除く): 3743910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1259, 1710, 2518, 3777, 6295, 7554, 11331, 12590, 18885, 22662, 23921, 37770, 47842, 56655, 71763, 113310, 119605, 143526, 215289, 239210, 358815, 430578, 717630, 1076445, 2152890]

約数ペア:

[(1, 2152890), (2, 1076445), (3, 717630), (5, 430578), (6, 358815), (9, 239210), (10, 215289), (15, 143526), (18, 119605), (19, 113310), (30, 71763), (38, 56655), (45, 47842), (57, 37770), (90, 23921), (95, 22662), (114, 18885), (171, 12590), (190, 11331), (285, 7554), (342, 6295), (570, 3777), (855, 2518), (1259, 1710)]