13458080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 72

約数和(自身を含む): 33700212

約数和(自身を除く): 20242132

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 233, 304, 361, 380, 466, 608, 722, 760, 932, 1165, 1444, 1520, 1805, 1864, 2330, 2888, 3040, 3610, 3728, 4427, 4660, 5776, 7220, 7456, 8854, 9320, 11552, 14440, 17708, 18640, 22135, 28880, 35416, 37280, 44270, 57760, 70832, 84113, 88540, 141664, 168226, 177080, 336452, 354160, 420565, 672904, 708320, 841130, 1345808, 1682260, 2691616, 3364520, 6729040, 13458080]

約数ペア:

[(1, 13458080), (2, 6729040), (4, 3364520), (5, 2691616), (8, 1682260), (10, 1345808), (16, 841130), (19, 708320), (20, 672904), (32, 420565), (38, 354160), (40, 336452), (76, 177080), (80, 168226), (95, 141664), (152, 88540), (160, 84113), (190, 70832), (233, 57760), (304, 44270), (361, 37280), (380, 35416), (466, 28880), (608, 22135), (722, 18640), (760, 17708), (932, 14440), (1165, 11552), (1444, 9320), (1520, 8854), (1805, 7456), (1864, 7220), (2330, 5776), (2888, 4660), (3040, 4427), (3610, 3728)]