3926980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4789}}^1$

素因数の和:4839

約数の個数: 24

約数和(自身を含む): 8449560

約数和(自身を除く): 4522580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 4789, 9578, 19156, 23945, 47890, 95780, 196349, 392698, 785396, 981745, 1963490, 3926980]

約数ペア:

[(1, 3926980), (2, 1963490), (4, 981745), (5, 785396), (10, 392698), (20, 196349), (41, 95780), (82, 47890), (164, 23945), (205, 19156), (410, 9578), (820, 4789)]