28345960

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12011}}^1$

素因数の和:12081

約数の個数: 32

約数和(自身を含む): 64864800

約数和(自身を除く): 36518840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 12011, 24022, 48044, 60055, 96088, 120110, 240220, 480440, 708649, 1417298, 2834596, 3543245, 5669192, 7086490, 14172980, 28345960]

約数ペア:

[(1, 28345960), (2, 14172980), (4, 7086490), (5, 5669192), (8, 3543245), (10, 2834596), (20, 1417298), (40, 708649), (59, 480440), (118, 240220), (236, 120110), (295, 96088), (472, 60055), (590, 48044), (1180, 24022), (2360, 12011)]