1405567380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3346589}}^1$

素因数の和:3346608

約数の個数: 48

約数和(自身を含む): 4497816960

約数和(自身を除く): 3092249580

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, 3346589, 6693178, 10039767, 13386356, 16732945, 20079534, 23426123, 33465890, 40159068, 46852246, 50198835, 66931780, 70278369, 93704492, 100397670, 117130615, 140556738, 200795340, 234261230, 281113476, 351391845, 468522460, 702783690, 1405567380]

約数ペア:

[(1, 1405567380), (2, 702783690), (3, 468522460), (4, 351391845), (5, 281113476), (6, 234261230), (7, 200795340), (10, 140556738), (12, 117130615), (14, 100397670), (15, 93704492), (20, 70278369), (21, 66931780), (28, 50198835), (30, 46852246), (35, 40159068), (42, 33465890), (60, 23426123), (70, 20079534), (84, 16732945), (105, 13386356), (140, 10039767), (210, 6693178), (420, 3346589)]