40109948090

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{15980059}}^1$

素因数の和:15980317

約数の個数: 16

約数和(自身を含む): 72485552160

約数和(自身を除く): 32375604070

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 15980059, 31960118, 79900295, 159800590, 4010994809, 8021989618, 20054974045, 40109948090]

約数ペア:

[(1, 40109948090), (2, 20054974045), (5, 8021989618), (10, 4010994809), (251, 159800590), (502, 79900295), (1255, 31960118), (2510, 15980059)]