1636274320

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{84869}}^1$

素因数の和:85123

約数の個数: 40

約数和(自身を含む): 3820168440

約数和(自身を除く): 2183894120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 19280, 84869, 169738, 339476, 424345, 678952, 848690, 1357904, 1697380, 3394760, 6789520, 20453429, 40906858, 81813716, 102267145, 163627432, 204534290, 327254864, 409068580, 818137160, 1636274320]

約数ペア:

[(1, 1636274320), (2, 818137160), (4, 409068580), (5, 327254864), (8, 204534290), (10, 163627432), (16, 102267145), (20, 81813716), (40, 40906858), (80, 20453429), (241, 6789520), (482, 3394760), (964, 1697380), (1205, 1357904), (1928, 848690), (2410, 678952), (3856, 424345), (4820, 339476), (9640, 169738), (19280, 84869)]