13441340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 31135104

約数和(自身を除く): 17693764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 571, 1070, 1142, 1177, 2140, 2284, 2354, 2855, 4708, 5710, 5885, 6281, 11420, 11770, 12562, 23540, 25124, 31405, 61097, 62810, 122194, 125620, 244388, 305485, 610970, 672067, 1221940, 1344134, 2688268, 3360335, 6720670, 13441340]

約数ペア:

[(1, 13441340), (2, 6720670), (4, 3360335), (5, 2688268), (10, 1344134), (11, 1221940), (20, 672067), (22, 610970), (44, 305485), (55, 244388), (107, 125620), (110, 122194), (214, 62810), (220, 61097), (428, 31405), (535, 25124), (571, 23540), (1070, 12562), (1142, 11770), (1177, 11420), (2140, 6281), (2284, 5885), (2354, 5710), (2855, 4708)]