56266880

素因数分解:

$2^7\times 5^1\times {\mathrm{87917}}^1$

素因数の和:87936

約数の個数: 32

約数和(自身を含む): 134514540

約数和(自身を除く): 78247660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 87917, 175834, 351668, 439585, 703336, 879170, 1406672, 1758340, 2813344, 3516680, 5626688, 7033360, 11253376, 14066720, 28133440, 56266880]

約数ペア:

[(1, 56266880), (2, 28133440), (4, 14066720), (5, 11253376), (8, 7033360), (10, 5626688), (16, 3516680), (20, 2813344), (32, 1758340), (40, 1406672), (64, 879170), (80, 703336), (128, 439585), (160, 351668), (320, 175834), (640, 87917)]