284620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 725760

約数和(自身を除く): 441140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 107, 133, 140, 190, 214, 266, 380, 428, 532, 535, 665, 749, 1070, 1330, 1498, 2033, 2140, 2660, 2996, 3745, 4066, 7490, 8132, 10165, 14231, 14980, 20330, 28462, 40660, 56924, 71155, 142310, 284620]

約数ペア:

[(1, 284620), (2, 142310), (4, 71155), (5, 56924), (7, 40660), (10, 28462), (14, 20330), (19, 14980), (20, 14231), (28, 10165), (35, 8132), (38, 7490), (70, 4066), (76, 3745), (95, 2996), (107, 2660), (133, 2140), (140, 2033), (190, 1498), (214, 1330), (266, 1070), (380, 749), (428, 665), (532, 535)]