7802680

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2011}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 17745840

約数和(自身を除く): 9943160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2011, 3880, 4022, 8044, 10055, 16088, 20110, 40220, 80440, 195067, 390134, 780268, 975335, 1560536, 1950670, 3901340, 7802680]

約数ペア:

[(1, 7802680), (2, 3901340), (4, 1950670), (5, 1560536), (8, 975335), (10, 780268), (20, 390134), (40, 195067), (97, 80440), (194, 40220), (388, 20110), (485, 16088), (776, 10055), (970, 8044), (1940, 4022), (2011, 3880)]