134675980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{164239}}^1$

素因数の和:164289

約数の個数: 24

約数和(自身を含む): 289719360

約数和(自身を除く): 155043380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 164239, 328478, 656956, 821195, 1642390, 3284780, 6733799, 13467598, 26935196, 33668995, 67337990, 134675980]

約数ペア:

[(1, 134675980), (2, 67337990), (4, 33668995), (5, 26935196), (10, 13467598), (20, 6733799), (41, 3284780), (82, 1642390), (164, 821195), (205, 656956), (410, 328478), (820, 164239)]