130308440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{69313}}^1$

素因数の和:69371

約数の個数: 32

約数和(自身を含む): 299436480

約数和(自身を除く): 169128040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 69313, 138626, 277252, 346565, 554504, 693130, 1386260, 2772520, 3257711, 6515422, 13030844, 16288555, 26061688, 32577110, 65154220, 130308440]

約数ペア:

[(1, 130308440), (2, 65154220), (4, 32577110), (5, 26061688), (8, 16288555), (10, 13030844), (20, 6515422), (40, 3257711), (47, 2772520), (94, 1386260), (188, 693130), (235, 554504), (376, 346565), (470, 277252), (940, 138626), (1880, 69313)]