2012122100

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{254699}}^1$

素因数の和:254792

約数の個数: 36

約数和(自身を含む): 4421592000

約数和(自身を除く): 2409469900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 254699, 509398, 1018796, 1273495, 2546990, 5093980, 6367475, 12734950, 20121221, 25469900, 40242442, 80484884, 100606105, 201212210, 402424420, 503030525, 1006061050, 2012122100]

約数ペア:

[(1, 2012122100), (2, 1006061050), (4, 503030525), (5, 402424420), (10, 201212210), (20, 100606105), (25, 80484884), (50, 40242442), (79, 25469900), (100, 20121221), (158, 12734950), (316, 6367475), (395, 5093980), (790, 2546990), (1580, 1273495), (1975, 1018796), (3950, 509398), (7900, 254699)]