15102920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53939}}^1$

素因数の和:53957

約数の個数: 32

約数和(自身を含む): 38836800

約数和(自身を除く): 23733880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 53939, 107878, 215756, 269695, 377573, 431512, 539390, 755146, 1078780, 1510292, 1887865, 2157560, 3020584, 3775730, 7551460, 15102920]

約数ペア:

[(1, 15102920), (2, 7551460), (4, 3775730), (5, 3020584), (7, 2157560), (8, 1887865), (10, 1510292), (14, 1078780), (20, 755146), (28, 539390), (35, 431512), (40, 377573), (56, 269695), (70, 215756), (140, 107878), (280, 53939)]