19734080

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:843

約数の個数: 56

約数和(自身を含む): 47621952

約数和(自身を除く): 27887872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 743, 830, 1328, 1486, 1660, 2656, 2972, 3320, 3715, 5312, 5944, 6640, 7430, 11888, 13280, 14860, 23776, 26560, 29720, 47552, 59440, 61669, 118880, 123338, 237760, 246676, 308345, 493352, 616690, 986704, 1233380, 1973408, 2466760, 3946816, 4933520, 9867040, 19734080]

約数ペア:

[(1, 19734080), (2, 9867040), (4, 4933520), (5, 3946816), (8, 2466760), (10, 1973408), (16, 1233380), (20, 986704), (32, 616690), (40, 493352), (64, 308345), (80, 246676), (83, 237760), (160, 123338), (166, 118880), (320, 61669), (332, 59440), (415, 47552), (664, 29720), (743, 26560), (830, 23776), (1328, 14860), (1486, 13280), (1660, 11888), (2656, 7430), (2972, 6640), (3320, 5944), (3715, 5312)]