28885760

素因数分解:

$2^8\times 5^1\times {\mathrm{22567}}^1$

素因数の和:22588

約数の個数: 36

約数和(自身を含む): 69193488

約数和(自身を除く): 40307728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22567, 45134, 90268, 112835, 180536, 225670, 361072, 451340, 722144, 902680, 1444288, 1805360, 2888576, 3610720, 5777152, 7221440, 14442880, 28885760]

約数ペア:

[(1, 28885760), (2, 14442880), (4, 7221440), (5, 5777152), (8, 3610720), (10, 2888576), (16, 1805360), (20, 1444288), (32, 902680), (40, 722144), (64, 451340), (80, 361072), (128, 225670), (160, 180536), (256, 112835), (320, 90268), (640, 45134), (1280, 22567)]