1900128580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13572347}}^1$

素因数の和:13572363

約数の個数: 24

約数和(自身を含む): 4560308928

約数和(自身を除く): 2660180348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13572347, 27144694, 54289388, 67861735, 95006429, 135723470, 190012858, 271446940, 380025716, 475032145, 950064290, 1900128580]

約数ペア:

[(1, 1900128580), (2, 950064290), (4, 475032145), (5, 380025716), (7, 271446940), (10, 190012858), (14, 135723470), (20, 95006429), (28, 67861735), (35, 54289388), (70, 27144694), (140, 13572347)]