20809650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{138731}}^1$

素因数の和:138746

約数の個数: 24

約数和(自身を含む): 51608304

約数和(自身を除く): 30798654

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 138731, 277462, 416193, 693655, 832386, 1387310, 2080965, 3468275, 4161930, 6936550, 10404825, 20809650]

約数ペア:

[(1, 20809650), (2, 10404825), (3, 6936550), (5, 4161930), (6, 3468275), (10, 2080965), (15, 1387310), (25, 832386), (30, 693655), (50, 416193), (75, 277462), (150, 138731)]