2016449840

素因数分解:

$2^4\times 5^1\times {\mathrm{977}}^1\times {\mathrm{25799}}^1$

素因数の和:26789

約数の個数: 40

約数和(自身を含む): 4693226400

約数和(自身を除く): 2676776560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 977, 1954, 3908, 4885, 7816, 9770, 15632, 19540, 25799, 39080, 51598, 78160, 103196, 128995, 206392, 257990, 412784, 515980, 1031960, 2063920, 25205623, 50411246, 100822492, 126028115, 201644984, 252056230, 403289968, 504112460, 1008224920, 2016449840]

約数ペア:

[(1, 2016449840), (2, 1008224920), (4, 504112460), (5, 403289968), (8, 252056230), (10, 201644984), (16, 126028115), (20, 100822492), (40, 50411246), (80, 25205623), (977, 2063920), (1954, 1031960), (3908, 515980), (4885, 412784), (7816, 257990), (9770, 206392), (15632, 128995), (19540, 103196), (25799, 78160), (39080, 51598)]