201023340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{478627}}^1$

素因数の和:478646

約数の個数: 48

約数和(自身を含む): 643276032

約数和(自身を除く): 442252692

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, 478627, 957254, 1435881, 1914508, 2393135, 2871762, 3350389, 4786270, 5743524, 6700778, 7179405, 9572540, 10051167, 13401556, 14358810, 16751945, 20102334, 28717620, 33503890, 40204668, 50255835, 67007780, 100511670, 201023340]

約数ペア:

[(1, 201023340), (2, 100511670), (3, 67007780), (4, 50255835), (5, 40204668), (6, 33503890), (7, 28717620), (10, 20102334), (12, 16751945), (14, 14358810), (15, 13401556), (20, 10051167), (21, 9572540), (28, 7179405), (30, 6700778), (35, 5743524), (42, 4786270), (60, 3350389), (70, 2871762), (84, 2393135), (105, 1914508), (140, 1435881), (210, 957254), (420, 478627)]