1860680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 4226040

約数和(自身を除く): 2365360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 257, 362, 514, 724, 905, 1028, 1285, 1448, 1810, 2056, 2570, 3620, 5140, 7240, 10280, 46517, 93034, 186068, 232585, 372136, 465170, 930340, 1860680]

約数ペア:

[(1, 1860680), (2, 930340), (4, 465170), (5, 372136), (8, 232585), (10, 186068), (20, 93034), (40, 46517), (181, 10280), (257, 7240), (362, 5140), (514, 3620), (724, 2570), (905, 2056), (1028, 1810), (1285, 1448)]