20456460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113647}}^1$

素因数の和:113662

約数の個数: 36

約数和(自身を含む): 62051808

約数和(自身を除く): 41595348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113647, 227294, 340941, 454588, 568235, 681882, 1022823, 1136470, 1363764, 1704705, 2045646, 2272940, 3409410, 4091292, 5114115, 6818820, 10228230, 20456460]

約数ペア:

[(1, 20456460), (2, 10228230), (3, 6818820), (4, 5114115), (5, 4091292), (6, 3409410), (9, 2272940), (10, 2045646), (12, 1704705), (15, 1363764), (18, 1136470), (20, 1022823), (30, 681882), (36, 568235), (45, 454588), (60, 340941), (90, 227294), (180, 113647)]