3804879940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{49711}}^1$

素因数の和:49852

約数の個数: 48

約数和(自身を含む): 8268099840

約数和(自身を除く): 4463219900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1780, 3827, 7654, 15308, 19135, 38270, 49711, 76540, 99422, 198844, 248555, 497110, 994220, 2137573, 4275146, 4424279, 8550292, 8848558, 10687865, 17697116, 21375730, 22121395, 42751460, 44242790, 88485580, 190243997, 380487994, 760975988, 951219985, 1902439970, 3804879940]

約数ペア:

[(1, 3804879940), (2, 1902439970), (4, 951219985), (5, 760975988), (10, 380487994), (20, 190243997), (43, 88485580), (86, 44242790), (89, 42751460), (172, 22121395), (178, 21375730), (215, 17697116), (356, 10687865), (430, 8848558), (445, 8550292), (860, 4424279), (890, 4275146), (1780, 2137573), (3827, 994220), (7654, 497110), (15308, 248555), (19135, 198844), (38270, 99422), (49711, 76540)]