39956080

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2887}}^1$

素因数の和:3073

約数の個数: 40

約数和(自身を含む): 93467232

約数和(自身を除く): 53511152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 2887, 3460, 5774, 6920, 11548, 13840, 14435, 23096, 28870, 46192, 57740, 115480, 230960, 499451, 998902, 1997804, 2497255, 3995608, 4994510, 7991216, 9989020, 19978040, 39956080]

約数ペア:

[(1, 39956080), (2, 19978040), (4, 9989020), (5, 7991216), (8, 4994510), (10, 3995608), (16, 2497255), (20, 1997804), (40, 998902), (80, 499451), (173, 230960), (346, 115480), (692, 57740), (865, 46192), (1384, 28870), (1730, 23096), (2768, 14435), (2887, 13840), (3460, 11548), (5774, 6920)]