4640135

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 5870016

約数和(自身を除く): 1229881

約数列:

[1, 5, 23, 115, 157, 257, 785, 1285, 3611, 5911, 18055, 29555, 40349, 201745, 928027, 4640135]

約数ペア:

[(1, 4640135), (5, 928027), (23, 201745), (115, 40349), (157, 29555), (257, 18055), (785, 5911), (1285, 3611)]