3278780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1$

素因数の和:2389

約数の個数: 24

約数和(自身を含む): 6985440

約数和(自身を除く): 3706660

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2309, 4618, 9236, 11545, 23090, 46180, 163939, 327878, 655756, 819695, 1639390, 3278780]

約数ペア:

[(1, 3278780), (2, 1639390), (4, 819695), (5, 655756), (10, 327878), (20, 163939), (71, 46180), (142, 23090), (284, 11545), (355, 9236), (710, 4618), (1420, 2309)]