248840240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{282773}}^1$

素因数の和:282797

約数の個数: 40

約数和(自身を含む): 631151568

約数和(自身を除く): 382311328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 282773, 565546, 1131092, 1413865, 2262184, 2827730, 3110503, 4524368, 5655460, 6221006, 11310920, 12442012, 15552515, 22621840, 24884024, 31105030, 49768048, 62210060, 124420120, 248840240]

約数ペア:

[(1, 248840240), (2, 124420120), (4, 62210060), (5, 49768048), (8, 31105030), (10, 24884024), (11, 22621840), (16, 15552515), (20, 12442012), (22, 11310920), (40, 6221006), (44, 5655460), (55, 4524368), (80, 3110503), (88, 2827730), (110, 2262184), (176, 1413865), (220, 1131092), (440, 565546), (880, 282773)]