28996640

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1427}}^1$

素因数の和:1569

約数の個数: 48

約数和(自身を含む): 69092352

約数和(自身を除く): 40095712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 1427, 2032, 2540, 2854, 4064, 5080, 5708, 7135, 10160, 11416, 14270, 20320, 22832, 28540, 45664, 57080, 114160, 181229, 228320, 362458, 724916, 906145, 1449832, 1812290, 2899664, 3624580, 5799328, 7249160, 14498320, 28996640]

約数ペア:

[(1, 28996640), (2, 14498320), (4, 7249160), (5, 5799328), (8, 3624580), (10, 2899664), (16, 1812290), (20, 1449832), (32, 906145), (40, 724916), (80, 362458), (127, 228320), (160, 181229), (254, 114160), (508, 57080), (635, 45664), (1016, 28540), (1270, 22832), (1427, 20320), (2032, 14270), (2540, 11416), (2854, 10160), (4064, 7135), (5080, 5708)]