3961020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9431}}^1$

素因数の和:9450

約数の個数: 48

約数和(自身を含む): 12676608

約数和(自身を除く): 8715588

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, 9431, 18862, 28293, 37724, 47155, 56586, 66017, 94310, 113172, 132034, 141465, 188620, 198051, 264068, 282930, 330085, 396102, 565860, 660170, 792204, 990255, 1320340, 1980510, 3961020]

約数ペア:

[(1, 3961020), (2, 1980510), (3, 1320340), (4, 990255), (5, 792204), (6, 660170), (7, 565860), (10, 396102), (12, 330085), (14, 282930), (15, 264068), (20, 198051), (21, 188620), (28, 141465), (30, 132034), (35, 113172), (42, 94310), (60, 66017), (70, 56586), (84, 47155), (105, 37724), (140, 28293), (210, 18862), (420, 9431)]