1888449780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4496309}}^1$

素因数の和:4496328

約数の個数: 48

約数和(自身を含む): 6043040640

約数和(自身を除く): 4154590860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4496309, 8992618, 13488927, 17985236, 22481545, 26977854, 31474163, 44963090, 53955708, 62948326, 67444635, 89926180, 94422489, 125896652, 134889270, 157370815, 188844978, 269778540, 314741630, 377689956, 472112445, 629483260, 944224890, 1888449780]

約数ペア:

[(1, 1888449780), (2, 944224890), (3, 629483260), (4, 472112445), (5, 377689956), (6, 314741630), (7, 269778540), (10, 188844978), (12, 157370815), (14, 134889270), (15, 125896652), (20, 94422489), (21, 89926180), (28, 67444635), (30, 62948326), (35, 53955708), (42, 44963090), (60, 31474163), (70, 26977854), (84, 22481545), (105, 17985236), (140, 13488927), (210, 8992618), (420, 4496309)]