56723120

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5101}}^1$

素因数の和:5253

約数の個数: 40

約数和(自身を含む): 132856080

約数和(自身を除く): 76132960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5101, 5560, 10202, 11120, 20404, 25505, 40808, 51010, 81616, 102020, 204040, 408080, 709039, 1418078, 2836156, 3545195, 5672312, 7090390, 11344624, 14180780, 28361560, 56723120]

約数ペア:

[(1, 56723120), (2, 28361560), (4, 14180780), (5, 11344624), (8, 7090390), (10, 5672312), (16, 3545195), (20, 2836156), (40, 1418078), (80, 709039), (139, 408080), (278, 204040), (556, 102020), (695, 81616), (1112, 51010), (1390, 40808), (2224, 25505), (2780, 20404), (5101, 11120), (5560, 10202)]