1489643140

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{113023}}^1$

素因数の和:113691

約数の個数: 24

約数和(自身を含む): 3133025280

約数和(自身を除く): 1643382140

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 6590, 13180, 113023, 226046, 452092, 565115, 1130230, 2260460, 74482157, 148964314, 297928628, 372410785, 744821570, 1489643140]

約数ペア:

[(1, 1489643140), (2, 744821570), (4, 372410785), (5, 297928628), (10, 148964314), (20, 74482157), (659, 2260460), (1318, 1130230), (2636, 565115), (3295, 452092), (6590, 226046), (13180, 113023)]