18856040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67343}}^1$

素因数の和:67361

約数の個数: 32

約数和(自身を含む): 48487680

約数和(自身を除く): 29631640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67343, 134686, 269372, 336715, 471401, 538744, 673430, 942802, 1346860, 1885604, 2357005, 2693720, 3771208, 4714010, 9428020, 18856040]

約数ペア:

[(1, 18856040), (2, 9428020), (4, 4714010), (5, 3771208), (7, 2693720), (8, 2357005), (10, 1885604), (14, 1346860), (20, 942802), (28, 673430), (35, 538744), (40, 471401), (56, 336715), (70, 269372), (140, 134686), (280, 67343)]