227872820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{26683}}^1$

素因数の和:26760

約数の個数: 48

約数和(自身を含む): 555881088

約数和(自身を除く): 328008268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 26683, 53366, 106732, 133415, 186781, 266830, 373562, 533660, 747124, 933905, 1627663, 1867810, 3255326, 3735620, 6510652, 8138315, 11393641, 16276630, 22787282, 32553260, 45574564, 56968205, 113936410, 227872820]

約数ペア:

[(1, 227872820), (2, 113936410), (4, 56968205), (5, 45574564), (7, 32553260), (10, 22787282), (14, 16276630), (20, 11393641), (28, 8138315), (35, 6510652), (61, 3735620), (70, 3255326), (122, 1867810), (140, 1627663), (244, 933905), (305, 747124), (427, 533660), (610, 373562), (854, 266830), (1220, 186781), (1708, 133415), (2135, 106732), (4270, 53366), (8540, 26683)]