56840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1$

素因数の和:54

約数の個数: 48

約数和(自身を含む): 153900

約数和(自身を除く): 97060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1421, 1624, 1960, 2030, 2842, 4060, 5684, 7105, 8120, 11368, 14210, 28420, 56840]

約数ペア:

[(1, 56840), (2, 28420), (4, 14210), (5, 11368), (7, 8120), (8, 7105), (10, 5684), (14, 4060), (20, 2842), (28, 2030), (29, 1960), (35, 1624), (40, 1421), (49, 1160), (56, 1015), (58, 980), (70, 812), (98, 580), (116, 490), (140, 406), (145, 392), (196, 290), (203, 280), (232, 245)]