16021520

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{739}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 37438080

約数和(自身を除く): 21416560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 739, 1084, 1355, 1478, 2168, 2710, 2956, 3695, 4336, 5420, 5912, 7390, 10840, 11824, 14780, 21680, 29560, 59120, 200269, 400538, 801076, 1001345, 1602152, 2002690, 3204304, 4005380, 8010760, 16021520]

約数ペア:

[(1, 16021520), (2, 8010760), (4, 4005380), (5, 3204304), (8, 2002690), (10, 1602152), (16, 1001345), (20, 801076), (40, 400538), (80, 200269), (271, 59120), (542, 29560), (739, 21680), (1084, 14780), (1355, 11824), (1478, 10840), (2168, 7390), (2710, 5912), (2956, 5420), (3695, 4336)]