28746880

素因数分解:

$2^7\times 5^1\times {\mathrm{44917}}^1$

素因数の和:44936

約数の個数: 32

約数和(自身を含む): 68724540

約数和(自身を除く): 39977660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44917, 89834, 179668, 224585, 359336, 449170, 718672, 898340, 1437344, 1796680, 2874688, 3593360, 5749376, 7186720, 14373440, 28746880]

約数ペア:

[(1, 28746880), (2, 14373440), (4, 7186720), (5, 5749376), (8, 3593360), (10, 2874688), (16, 1796680), (20, 1437344), (32, 898340), (40, 718672), (64, 449170), (80, 359336), (128, 224585), (160, 179668), (320, 89834), (640, 44917)]