20000280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166669}}^1$

素因数の和:166683

約数の個数: 32

約数和(自身を含む): 60001200

約数和(自身を除く): 40000920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166669, 333338, 500007, 666676, 833345, 1000014, 1333352, 1666690, 2000028, 2500035, 3333380, 4000056, 5000070, 6666760, 10000140, 20000280]

約数ペア:

[(1, 20000280), (2, 10000140), (3, 6666760), (4, 5000070), (5, 4000056), (6, 3333380), (8, 2500035), (10, 2000028), (12, 1666690), (15, 1333352), (20, 1000014), (24, 833345), (30, 666676), (40, 500007), (60, 333338), (120, 166669)]