8730680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31181}}^1$

素因数の和:31199

約数の個数: 32

約数和(自身を含む): 22451040

約数和(自身を除く): 13720360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31181, 62362, 124724, 155905, 218267, 249448, 311810, 436534, 623620, 873068, 1091335, 1247240, 1746136, 2182670, 4365340, 8730680]

約数ペア:

[(1, 8730680), (2, 4365340), (4, 2182670), (5, 1746136), (7, 1247240), (8, 1091335), (10, 873068), (14, 623620), (20, 436534), (28, 311810), (35, 249448), (40, 218267), (56, 155905), (70, 124724), (140, 62362), (280, 31181)]