18139920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75583}}^1$

素因数の和:75599

約数の個数: 40

約数和(自身を含む): 56234496

約数和(自身を除く): 38094576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75583, 151166, 226749, 302332, 377915, 453498, 604664, 755830, 906996, 1133745, 1209328, 1511660, 1813992, 2267490, 3023320, 3627984, 4534980, 6046640, 9069960, 18139920]

約数ペア:

[(1, 18139920), (2, 9069960), (3, 6046640), (4, 4534980), (5, 3627984), (6, 3023320), (8, 2267490), (10, 1813992), (12, 1511660), (15, 1209328), (16, 1133745), (20, 906996), (24, 755830), (30, 604664), (40, 453498), (48, 377915), (60, 302332), (80, 226749), (120, 151166), (240, 75583)]