541845880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 1238328000

約数和(自身を除く): 696482120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 359, 388, 389, 485, 718, 776, 778, 970, 1436, 1556, 1795, 1940, 1945, 2872, 3112, 3590, 3880, 3890, 7180, 7780, 14360, 15560, 34823, 37733, 69646, 75466, 139292, 139651, 150932, 174115, 188665, 278584, 279302, 301864, 348230, 377330, 558604, 696460, 698255, 754660, 1117208, 1392920, 1396510, 1509320, 2793020, 5586040, 13546147, 27092294, 54184588, 67730735, 108369176, 135461470, 270922940, 541845880]

約数ペア:

[(1, 541845880), (2, 270922940), (4, 135461470), (5, 108369176), (8, 67730735), (10, 54184588), (20, 27092294), (40, 13546147), (97, 5586040), (194, 2793020), (359, 1509320), (388, 1396510), (389, 1392920), (485, 1117208), (718, 754660), (776, 698255), (778, 696460), (970, 558604), (1436, 377330), (1556, 348230), (1795, 301864), (1940, 279302), (1945, 278584), (2872, 188665), (3112, 174115), (3590, 150932), (3880, 139651), (3890, 139292), (7180, 75466), (7780, 69646), (14360, 37733), (15560, 34823)]