20932240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37379}}^1$

素因数の和:37399

約数の個数: 40

約数和(自身を含む): 55621440

約数和(自身を除く): 34689200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 37379, 74758, 149516, 186895, 261653, 299032, 373790, 523306, 598064, 747580, 1046612, 1308265, 1495160, 2093224, 2616530, 2990320, 4186448, 5233060, 10466120, 20932240]

約数ペア:

[(1, 20932240), (2, 10466120), (4, 5233060), (5, 4186448), (7, 2990320), (8, 2616530), (10, 2093224), (14, 1495160), (16, 1308265), (20, 1046612), (28, 747580), (35, 598064), (40, 523306), (56, 373790), (70, 299032), (80, 261653), (112, 186895), (140, 149516), (280, 74758), (560, 37379)]