13861280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2169

約数の個数: 48

約数和(自身を含む): 33561864

約数和(自身を除く): 19700584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 2113, 3280, 4226, 6560, 8452, 10565, 16904, 21130, 33808, 42260, 67616, 84520, 86633, 169040, 173266, 338080, 346532, 433165, 693064, 866330, 1386128, 1732660, 2772256, 3465320, 6930640, 13861280]

約数ペア:

[(1, 13861280), (2, 6930640), (4, 3465320), (5, 2772256), (8, 1732660), (10, 1386128), (16, 866330), (20, 693064), (32, 433165), (40, 346532), (41, 338080), (80, 173266), (82, 169040), (160, 86633), (164, 84520), (205, 67616), (328, 42260), (410, 33808), (656, 21130), (820, 16904), (1312, 10565), (1640, 8452), (2113, 6560), (3280, 4226)]