13127960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3011}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 29818800

約数和(自身を除く): 16690840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3011, 4360, 6022, 12044, 15055, 24088, 30110, 60220, 120440, 328199, 656398, 1312796, 1640995, 2625592, 3281990, 6563980, 13127960]

約数ペア:

[(1, 13127960), (2, 6563980), (4, 3281990), (5, 2625592), (8, 1640995), (10, 1312796), (20, 656398), (40, 328199), (109, 120440), (218, 60220), (436, 30110), (545, 24088), (872, 15055), (1090, 12044), (2180, 6022), (3011, 4360)]