2236049980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1\times {\mathrm{2939}}^1$

素因数の和:3406

約数の個数: 48

約数和(自身を含む): 4753980000

約数和(自身を除く): 2517930020

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 349, 436, 545, 698, 1090, 1396, 1745, 2180, 2939, 3490, 5878, 6980, 11756, 14695, 29390, 38041, 58780, 76082, 152164, 190205, 320351, 380410, 640702, 760820, 1025711, 1281404, 1601755, 2051422, 3203510, 4102844, 5128555, 6407020, 10257110, 20514220, 111802499, 223604998, 447209996, 559012495, 1118024990, 2236049980]

約数ペア:

[(1, 2236049980), (2, 1118024990), (4, 559012495), (5, 447209996), (10, 223604998), (20, 111802499), (109, 20514220), (218, 10257110), (349, 6407020), (436, 5128555), (545, 4102844), (698, 3203510), (1090, 2051422), (1396, 1601755), (1745, 1281404), (2180, 1025711), (2939, 760820), (3490, 640702), (5878, 380410), (6980, 320351), (11756, 190205), (14695, 152164), (29390, 76082), (38041, 58780)]