222696880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397673}}^1$

素因数の和:397693

約数の個数: 40

約数和(自身を含む): 591738912

約数和(自身を除く): 369042032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 397673, 795346, 1590692, 1988365, 2783711, 3181384, 3976730, 5567422, 6362768, 7953460, 11134844, 13918555, 15906920, 22269688, 27837110, 31813840, 44539376, 55674220, 111348440, 222696880]

約数ペア:

[(1, 222696880), (2, 111348440), (4, 55674220), (5, 44539376), (7, 31813840), (8, 27837110), (10, 22269688), (14, 15906920), (16, 13918555), (20, 11134844), (28, 7953460), (35, 6362768), (40, 5567422), (56, 3976730), (70, 3181384), (80, 2783711), (112, 1988365), (140, 1590692), (280, 795346), (560, 397673)]