201415540

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{9883}}^1$

素因数の和:10911

約数の個数: 24

約数和(自身を含む): 423430560

約数和(自身を除く): 222015020

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 9883, 10190, 19766, 20380, 39532, 49415, 98830, 197660, 10070777, 20141554, 40283108, 50353885, 100707770, 201415540]

約数ペア:

[(1, 201415540), (2, 100707770), (4, 50353885), (5, 40283108), (10, 20141554), (20, 10070777), (1019, 197660), (2038, 98830), (4076, 49415), (5095, 39532), (9883, 20380), (10190, 19766)]