15679120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5297}}^1$

素因数の和:5347

約数の個数: 40

約数和(自身を含む): 37446264

約数和(自身を除く): 21767144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5297, 10594, 21188, 26485, 42376, 52970, 84752, 105940, 195989, 211880, 391978, 423760, 783956, 979945, 1567912, 1959890, 3135824, 3919780, 7839560, 15679120]

約数ペア:

[(1, 15679120), (2, 7839560), (4, 3919780), (5, 3135824), (8, 1959890), (10, 1567912), (16, 979945), (20, 783956), (37, 423760), (40, 391978), (74, 211880), (80, 195989), (148, 105940), (185, 84752), (296, 52970), (370, 42376), (592, 26485), (740, 21188), (1480, 10594), (2960, 5297)]