202358860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21391}}^1$

素因数の和:21454

約数の個数: 48

約数和(自身を含む): 474388992

約数和(自身を除く): 272030132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 21391, 42782, 85564, 106955, 213910, 235301, 427820, 470602, 919813, 941204, 1176505, 1839626, 2353010, 3679252, 4599065, 4706020, 9198130, 10117943, 18396260, 20235886, 40471772, 50589715, 101179430, 202358860]

約数ペア:

[(1, 202358860), (2, 101179430), (4, 50589715), (5, 40471772), (10, 20235886), (11, 18396260), (20, 10117943), (22, 9198130), (43, 4706020), (44, 4599065), (55, 3679252), (86, 2353010), (110, 1839626), (172, 1176505), (215, 941204), (220, 919813), (430, 470602), (473, 427820), (860, 235301), (946, 213910), (1892, 106955), (2365, 85564), (4730, 42782), (9460, 21391)]