38895680

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:831

約数の個数: 56

約数和(自身を含む): 93241368

約数和(自身を除く): 54345688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 617, 788, 985, 1234, 1576, 1970, 2468, 3085, 3152, 3940, 4936, 6170, 6304, 7880, 9872, 12340, 12608, 15760, 19744, 24680, 31520, 39488, 49360, 63040, 98720, 121549, 197440, 243098, 486196, 607745, 972392, 1215490, 1944784, 2430980, 3889568, 4861960, 7779136, 9723920, 19447840, 38895680]

約数ペア:

[(1, 38895680), (2, 19447840), (4, 9723920), (5, 7779136), (8, 4861960), (10, 3889568), (16, 2430980), (20, 1944784), (32, 1215490), (40, 972392), (64, 607745), (80, 486196), (160, 243098), (197, 197440), (320, 121549), (394, 98720), (617, 63040), (788, 49360), (985, 39488), (1234, 31520), (1576, 24680), (1970, 19744), (2468, 15760), (3085, 12608), (3152, 12340), (3940, 9872), (4936, 7880), (6170, 6304)]