73917880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19051}}^1$

素因数の和:19159

約数の個数: 32

約数和(自身を含む): 168038640

約数和(自身を除く): 94120760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 19051, 38102, 76204, 95255, 152408, 190510, 381020, 762040, 1847947, 3695894, 7391788, 9239735, 14783576, 18479470, 36958940, 73917880]

約数ペア:

[(1, 73917880), (2, 36958940), (4, 18479470), (5, 14783576), (8, 9239735), (10, 7391788), (20, 3695894), (40, 1847947), (97, 762040), (194, 381020), (388, 190510), (485, 152408), (776, 95255), (970, 76204), (1940, 38102), (3880, 19051)]