26327420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 63479808

約数和(自身を除く): 37152388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 491, 766, 982, 1532, 1915, 1964, 2455, 2681, 3437, 3830, 4910, 5362, 6874, 7660, 9820, 10724, 13405, 13748, 17185, 26810, 34370, 53620, 68740, 188053, 376106, 752212, 940265, 1316371, 1880530, 2632742, 3761060, 5265484, 6581855, 13163710, 26327420]

約数ペア:

[(1, 26327420), (2, 13163710), (4, 6581855), (5, 5265484), (7, 3761060), (10, 2632742), (14, 1880530), (20, 1316371), (28, 940265), (35, 752212), (70, 376106), (140, 188053), (383, 68740), (491, 53620), (766, 34370), (982, 26810), (1532, 17185), (1915, 13748), (1964, 13405), (2455, 10724), (2681, 9820), (3437, 7660), (3830, 6874), (4910, 5362)]