17690860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 40995360

約数和(自身を除く): 23304500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 829, 970, 1067, 1658, 1940, 2134, 3316, 4145, 4268, 5335, 8290, 9119, 10670, 16580, 18238, 21340, 36476, 45595, 80413, 91190, 160826, 182380, 321652, 402065, 804130, 884543, 1608260, 1769086, 3538172, 4422715, 8845430, 17690860]

約数ペア:

[(1, 17690860), (2, 8845430), (4, 4422715), (5, 3538172), (10, 1769086), (11, 1608260), (20, 884543), (22, 804130), (44, 402065), (55, 321652), (97, 182380), (110, 160826), (194, 91190), (220, 80413), (388, 45595), (485, 36476), (829, 21340), (970, 18238), (1067, 16580), (1658, 10670), (1940, 9119), (2134, 8290), (3316, 5335), (4145, 4268)]