20065300

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1231}}^1$

素因数の和:1408

約数の個数: 36

約数和(自身を含む): 43844416

約数和(自身を除く): 23779116

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1231, 1630, 2462, 3260, 4075, 4924, 6155, 8150, 12310, 16300, 24620, 30775, 61550, 123100, 200653, 401306, 802612, 1003265, 2006530, 4013060, 5016325, 10032650, 20065300]

約数ペア:

[(1, 20065300), (2, 10032650), (4, 5016325), (5, 4013060), (10, 2006530), (20, 1003265), (25, 802612), (50, 401306), (100, 200653), (163, 123100), (326, 61550), (652, 30775), (815, 24620), (1231, 16300), (1630, 12310), (2462, 8150), (3260, 6155), (4075, 4924)]