15774140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 34376832

約数和(自身を除く): 18602692

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 173, 188, 194, 235, 346, 388, 470, 485, 692, 865, 940, 970, 1730, 1940, 3460, 4559, 8131, 9118, 16262, 16781, 18236, 22795, 32524, 33562, 40655, 45590, 67124, 81310, 83905, 91180, 162620, 167810, 335620, 788707, 1577414, 3154828, 3943535, 7887070, 15774140]

約数ペア:

[(1, 15774140), (2, 7887070), (4, 3943535), (5, 3154828), (10, 1577414), (20, 788707), (47, 335620), (94, 167810), (97, 162620), (173, 91180), (188, 83905), (194, 81310), (235, 67124), (346, 45590), (388, 40655), (470, 33562), (485, 32524), (692, 22795), (865, 18236), (940, 16781), (970, 16262), (1730, 9118), (1940, 8131), (3460, 4559)]