421497880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{224201}}^1$

素因数の和:224259

約数の個数: 32

約数和(自身を含む): 968552640

約数和(自身を除く): 547054760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 224201, 448402, 896804, 1121005, 1793608, 2242010, 4484020, 8968040, 10537447, 21074894, 42149788, 52687235, 84299576, 105374470, 210748940, 421497880]

約数ペア:

[(1, 421497880), (2, 210748940), (4, 105374470), (5, 84299576), (8, 52687235), (10, 42149788), (20, 21074894), (40, 10537447), (47, 8968040), (94, 4484020), (188, 2242010), (235, 1793608), (376, 1121005), (470, 896804), (940, 448402), (1880, 224201)]