9919580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4099}}^1$

素因数の和:4130

約数の個数: 36

約数和(自身を含む): 22902600

約数和(自身を除く): 12983020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4099, 8198, 16396, 20495, 40990, 45089, 81980, 90178, 180356, 225445, 450890, 495979, 901780, 991958, 1983916, 2479895, 4959790, 9919580]

約数ペア:

[(1, 9919580), (2, 4959790), (4, 2479895), (5, 1983916), (10, 991958), (11, 901780), (20, 495979), (22, 450890), (44, 225445), (55, 180356), (110, 90178), (121, 81980), (220, 45089), (242, 40990), (484, 20495), (605, 16396), (1210, 8198), (2420, 4099)]