28221240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235177}}^1$

素因数の和:235191

約数の個数: 32

約数和(自身を含む): 84664080

約数和(自身を除く): 56442840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235177, 470354, 705531, 940708, 1175885, 1411062, 1881416, 2351770, 2822124, 3527655, 4703540, 5644248, 7055310, 9407080, 14110620, 28221240]

約数ペア:

[(1, 28221240), (2, 14110620), (3, 9407080), (4, 7055310), (5, 5644248), (6, 4703540), (8, 3527655), (10, 2822124), (12, 2351770), (15, 1881416), (20, 1411062), (24, 1175885), (30, 940708), (40, 705531), (60, 470354), (120, 235177)]