20194176280

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{573047}}^1$

素因数の和:573939

約数の個数: 32

約数和(自身を含む): 45488550240

約数和(自身を除く): 25294373960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 573047, 1146094, 2292188, 2865235, 4584376, 5730470, 11460940, 22921880, 504854407, 1009708814, 2019417628, 2524272035, 4038835256, 5048544070, 10097088140, 20194176280]

約数ペア:

[(1, 20194176280), (2, 10097088140), (4, 5048544070), (5, 4038835256), (8, 2524272035), (10, 2019417628), (20, 1009708814), (40, 504854407), (881, 22921880), (1762, 11460940), (3524, 5730470), (4405, 4584376), (7048, 2865235), (8810, 2292188), (17620, 1146094), (35240, 573047)]