28380840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236507}}^1$

素因数の和:236521

約数の個数: 32

約数和(自身を含む): 85142880

約数和(自身を除く): 56762040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236507, 473014, 709521, 946028, 1182535, 1419042, 1892056, 2365070, 2838084, 3547605, 4730140, 5676168, 7095210, 9460280, 14190420, 28380840]

約数ペア:

[(1, 28380840), (2, 14190420), (3, 9460280), (4, 7095210), (5, 5676168), (6, 4730140), (8, 3547605), (10, 2838084), (12, 2365070), (15, 1892056), (20, 1419042), (24, 1182535), (30, 946028), (40, 709521), (60, 473014), (120, 236507)]