2157716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 4536000

約数和(自身を除く): 2378284

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 89, 116, 178, 209, 319, 356, 418, 551, 638, 836, 979, 1102, 1276, 1691, 1958, 2204, 2581, 3382, 3916, 5162, 6061, 6764, 10324, 12122, 18601, 24244, 28391, 37202, 49039, 56782, 74404, 98078, 113564, 196156, 539429, 1078858, 2157716]

約数ペア:

[(1, 2157716), (2, 1078858), (4, 539429), (11, 196156), (19, 113564), (22, 98078), (29, 74404), (38, 56782), (44, 49039), (58, 37202), (76, 28391), (89, 24244), (116, 18601), (178, 12122), (209, 10324), (319, 6764), (356, 6061), (418, 5162), (551, 3916), (638, 3382), (836, 2581), (979, 2204), (1102, 1958), (1276, 1691)]