4452980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1904

約数の個数: 48

約数和(自身を含む): 11321856

約数和(自身を除く): 6868876

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 1871, 2380, 3742, 7484, 9355, 13097, 18710, 26194, 31807, 37420, 52388, 63614, 65485, 127228, 130970, 159035, 222649, 261940, 318070, 445298, 636140, 890596, 1113245, 2226490, 4452980]

約数ペア:

[(1, 4452980), (2, 2226490), (4, 1113245), (5, 890596), (7, 636140), (10, 445298), (14, 318070), (17, 261940), (20, 222649), (28, 159035), (34, 130970), (35, 127228), (68, 65485), (70, 63614), (85, 52388), (119, 37420), (140, 31807), (170, 26194), (238, 18710), (340, 13097), (476, 9355), (595, 7484), (1190, 3742), (1871, 2380)]