13408760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3319}}^1$

素因数の和:3431

約数の個数: 32

約数和(自身を含む): 30477600

約数和(自身を除く): 17068840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3319, 4040, 6638, 13276, 16595, 26552, 33190, 66380, 132760, 335219, 670438, 1340876, 1676095, 2681752, 3352190, 6704380, 13408760]

約数ペア:

[(1, 13408760), (2, 6704380), (4, 3352190), (5, 2681752), (8, 1676095), (10, 1340876), (20, 670438), (40, 335219), (101, 132760), (202, 66380), (404, 33190), (505, 26552), (808, 16595), (1010, 13276), (2020, 6638), (3319, 4040)]