40257388

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 71611344

約数和(自身を除く): 31353956

約数列:

[1, 2, 4, 101, 202, 251, 397, 404, 502, 794, 1004, 1588, 25351, 40097, 50702, 80194, 99647, 101404, 160388, 199294, 398588, 10064347, 20128694, 40257388]

約数ペア:

[(1, 40257388), (2, 20128694), (4, 10064347), (101, 398588), (202, 199294), (251, 160388), (397, 101404), (404, 99647), (502, 80194), (794, 50702), (1004, 40097), (1588, 25351)]