8043040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2957}}^1$

素因数の和:2989

約数の個数: 48

約数和(自身を含む): 20126232

約数和(自身を除く): 12083192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 2957, 5914, 11828, 14785, 23656, 29570, 47312, 50269, 59140, 94624, 100538, 118280, 201076, 236560, 251345, 402152, 473120, 502690, 804304, 1005380, 1608608, 2010760, 4021520, 8043040]

約数ペア:

[(1, 8043040), (2, 4021520), (4, 2010760), (5, 1608608), (8, 1005380), (10, 804304), (16, 502690), (17, 473120), (20, 402152), (32, 251345), (34, 236560), (40, 201076), (68, 118280), (80, 100538), (85, 94624), (136, 59140), (160, 50269), (170, 47312), (272, 29570), (340, 23656), (544, 14785), (680, 11828), (1360, 5914), (2720, 2957)]