28272840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235607}}^1$

素因数の和:235621

約数の個数: 32

約数和(自身を含む): 84818880

約数和(自身を除く): 56546040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235607, 471214, 706821, 942428, 1178035, 1413642, 1884856, 2356070, 2827284, 3534105, 4712140, 5654568, 7068210, 9424280, 14136420, 28272840]

約数ペア:

[(1, 28272840), (2, 14136420), (3, 9424280), (4, 7068210), (5, 5654568), (6, 4712140), (8, 3534105), (10, 2827284), (12, 2356070), (15, 1884856), (20, 1413642), (24, 1178035), (30, 942428), (40, 706821), (60, 471214), (120, 235607)]