4017860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2609}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 10523520

約数和(自身を除く): 6505660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2609, 5218, 10436, 13045, 18263, 26090, 28699, 36526, 52180, 57398, 73052, 91315, 114796, 143495, 182630, 200893, 286990, 365260, 401786, 573980, 803572, 1004465, 2008930, 4017860]

約数ペア:

[(1, 4017860), (2, 2008930), (4, 1004465), (5, 803572), (7, 573980), (10, 401786), (11, 365260), (14, 286990), (20, 200893), (22, 182630), (28, 143495), (35, 114796), (44, 91315), (55, 73052), (70, 57398), (77, 52180), (110, 36526), (140, 28699), (154, 26090), (220, 18263), (308, 13045), (385, 10436), (770, 5218), (1540, 2609)]