30777040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54959}}^1$

素因数の和:54979

約数の個数: 40

約数和(自身を含む): 81780480

約数和(自身を除く): 51003440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54959, 109918, 219836, 274795, 384713, 439672, 549590, 769426, 879344, 1099180, 1538852, 1923565, 2198360, 3077704, 3847130, 4396720, 6155408, 7694260, 15388520, 30777040]

約数ペア:

[(1, 30777040), (2, 15388520), (4, 7694260), (5, 6155408), (7, 4396720), (8, 3847130), (10, 3077704), (14, 2198360), (16, 1923565), (20, 1538852), (28, 1099180), (35, 879344), (40, 769426), (56, 549590), (70, 439672), (80, 384713), (112, 274795), (140, 219836), (280, 109918), (560, 54959)]