28210864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1801}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 60330960

約数和(自身を除く): 32120096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1801, 1958, 3602, 3916, 7204, 7832, 14408, 15664, 19811, 28816, 39622, 79244, 158488, 160289, 316976, 320578, 641156, 1282312, 1763179, 2564624, 3526358, 7052716, 14105432, 28210864]

約数ペア:

[(1, 28210864), (2, 14105432), (4, 7052716), (8, 3526358), (11, 2564624), (16, 1763179), (22, 1282312), (44, 641156), (88, 320578), (89, 316976), (176, 160289), (178, 158488), (356, 79244), (712, 39622), (979, 28816), (1424, 19811), (1801, 15664), (1958, 14408), (3602, 7832), (3916, 7204)]