13890560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{2713}}^1$

素因数の和:2738

約数の個数: 44

約数和(自身を含む): 33333348

約数和(自身を除く): 19442788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 2713, 5120, 5426, 10852, 13565, 21704, 27130, 43408, 54260, 86816, 108520, 173632, 217040, 347264, 434080, 694528, 868160, 1389056, 1736320, 2778112, 3472640, 6945280, 13890560]

約数ペア:

[(1, 13890560), (2, 6945280), (4, 3472640), (5, 2778112), (8, 1736320), (10, 1389056), (16, 868160), (20, 694528), (32, 434080), (40, 347264), (64, 217040), (80, 173632), (128, 108520), (160, 86816), (256, 54260), (320, 43408), (512, 27130), (640, 21704), (1024, 13565), (1280, 10852), (2560, 5426), (2713, 5120)]