28213320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235111}}^1$

素因数の和:235125

約数の個数: 32

約数和(自身を含む): 84640320

約数和(自身を除く): 56427000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235111, 470222, 705333, 940444, 1175555, 1410666, 1880888, 2351110, 2821332, 3526665, 4702220, 5642664, 7053330, 9404440, 14106660, 28213320]

約数ペア:

[(1, 28213320), (2, 14106660), (3, 9404440), (4, 7053330), (5, 5642664), (6, 4702220), (8, 3526665), (10, 2821332), (12, 2351110), (15, 1880888), (20, 1410666), (24, 1175555), (30, 940444), (40, 705333), (60, 470222), (120, 235111)]