226470820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{857}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 485332848

約数和(自身を除く): 258862028

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 181, 292, 362, 365, 724, 730, 857, 905, 1460, 1714, 1810, 3428, 3620, 4285, 8570, 13213, 17140, 26426, 52852, 62561, 66065, 125122, 132130, 155117, 250244, 264260, 310234, 312805, 620468, 625610, 775585, 1251220, 1551170, 3102340, 11323541, 22647082, 45294164, 56617705, 113235410, 226470820]

約数ペア:

[(1, 226470820), (2, 113235410), (4, 56617705), (5, 45294164), (10, 22647082), (20, 11323541), (73, 3102340), (146, 1551170), (181, 1251220), (292, 775585), (362, 625610), (365, 620468), (724, 312805), (730, 310234), (857, 264260), (905, 250244), (1460, 155117), (1714, 132130), (1810, 125122), (3428, 66065), (3620, 62561), (4285, 52852), (8570, 26426), (13213, 17140)]