19125260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1129}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 50497440

約数和(自身を除く): 31372180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1129, 1210, 1540, 1694, 2258, 2420, 3388, 4235, 4516, 5645, 7903, 8470, 11290, 12419, 15806, 16940, 22580, 24838, 31612, 39515, 49676, 62095, 79030, 86933, 124190, 136609, 158060, 173866, 248380, 273218, 347732, 434665, 546436, 683045, 869330, 956263, 1366090, 1738660, 1912526, 2732180, 3825052, 4781315, 9562630, 19125260]

約数ペア:

[(1, 19125260), (2, 9562630), (4, 4781315), (5, 3825052), (7, 2732180), (10, 1912526), (11, 1738660), (14, 1366090), (20, 956263), (22, 869330), (28, 683045), (35, 546436), (44, 434665), (55, 347732), (70, 273218), (77, 248380), (110, 173866), (121, 158060), (140, 136609), (154, 124190), (220, 86933), (242, 79030), (308, 62095), (385, 49676), (484, 39515), (605, 31612), (770, 24838), (847, 22580), (1129, 16940), (1210, 15806), (1540, 12419), (1694, 11290), (2258, 8470), (2420, 7903), (3388, 5645), (4235, 4516)]