9191380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 21591360

約数和(自身を除く): 12399980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1019, 1804, 2038, 2255, 4076, 4510, 5095, 9020, 10190, 11209, 20380, 22418, 41779, 44836, 56045, 83558, 112090, 167116, 208895, 224180, 417790, 459569, 835580, 919138, 1838276, 2297845, 4595690, 9191380]

約数ペア:

[(1, 9191380), (2, 4595690), (4, 2297845), (5, 1838276), (10, 919138), (11, 835580), (20, 459569), (22, 417790), (41, 224180), (44, 208895), (55, 167116), (82, 112090), (110, 83558), (164, 56045), (205, 44836), (220, 41779), (410, 22418), (451, 20380), (820, 11209), (902, 10190), (1019, 9020), (1804, 5095), (2038, 4510), (2255, 4076)]