1638007060

素因数分解:

$2^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{50587}}^1$

素因数の和:52215

約数の個数: 24

約数和(自身を含む): 3442007520

約数和(自身を除く): 1804000460

約数列:

[1, 2, 4, 5, 10, 20, 1619, 3238, 6476, 8095, 16190, 32380, 50587, 101174, 202348, 252935, 505870, 1011740, 81900353, 163800706, 327601412, 409501765, 819003530, 1638007060]

約数ペア:

[(1, 1638007060), (2, 819003530), (4, 409501765), (5, 327601412), (10, 163800706), (20, 81900353), (1619, 1011740), (3238, 505870), (6476, 252935), (8095, 202348), (16190, 101174), (32380, 50587)]