2385460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1549}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 6249600

約数和(自身を除く): 3864140

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, 1549, 3098, 6196, 7745, 10843, 15490, 17039, 21686, 30980, 34078, 43372, 54215, 68156, 85195, 108430, 119273, 170390, 216860, 238546, 340780, 477092, 596365, 1192730, 2385460]

約数ペア:

[(1, 2385460), (2, 1192730), (4, 596365), (5, 477092), (7, 340780), (10, 238546), (11, 216860), (14, 170390), (20, 119273), (22, 108430), (28, 85195), (35, 68156), (44, 54215), (55, 43372), (70, 34078), (77, 30980), (110, 21686), (140, 17039), (154, 15490), (220, 10843), (308, 7745), (385, 6196), (770, 3098), (1540, 1549)]