20435460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340591}}^1$

素因数の和:340603

約数の個数: 24

約数和(自身を含む): 57219456

約数和(自身を除く): 36783996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340591, 681182, 1021773, 1362364, 1702955, 2043546, 3405910, 4087092, 5108865, 6811820, 10217730, 20435460]

約数ペア:

[(1, 20435460), (2, 10217730), (3, 6811820), (4, 5108865), (5, 4087092), (6, 3405910), (10, 2043546), (12, 1702955), (15, 1362364), (20, 1021773), (30, 681182), (60, 340591)]