15362920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1607}}^1$

素因数の和:1857

約数の個数: 32

約数和(自身を含む): 34732800

約数和(自身を除く): 19369880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1607, 1912, 2390, 3214, 4780, 6428, 8035, 9560, 12856, 16070, 32140, 64280, 384073, 768146, 1536292, 1920365, 3072584, 3840730, 7681460, 15362920]

約数ペア:

[(1, 15362920), (2, 7681460), (4, 3840730), (5, 3072584), (8, 1920365), (10, 1536292), (20, 768146), (40, 384073), (239, 64280), (478, 32140), (956, 16070), (1195, 12856), (1607, 9560), (1912, 8035), (2390, 6428), (3214, 4780)]