20214100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10639}}^1$

素因数の和:10672

約数の個数: 36

約数和(自身を含む): 46177600

約数和(自身を除く): 25963500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10639, 21278, 42556, 53195, 106390, 202141, 212780, 265975, 404282, 531950, 808564, 1010705, 1063900, 2021410, 4042820, 5053525, 10107050, 20214100]

約数ペア:

[(1, 20214100), (2, 10107050), (4, 5053525), (5, 4042820), (10, 2021410), (19, 1063900), (20, 1010705), (25, 808564), (38, 531950), (50, 404282), (76, 265975), (95, 212780), (100, 202141), (190, 106390), (380, 53195), (475, 42556), (950, 21278), (1900, 10639)]