7453180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 18063360

約数和(自身を除く): 10610180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 383, 556, 695, 766, 973, 1390, 1532, 1915, 1946, 2681, 2780, 3830, 3892, 4865, 5362, 7660, 9730, 10724, 13405, 19460, 26810, 53237, 53620, 106474, 212948, 266185, 372659, 532370, 745318, 1064740, 1490636, 1863295, 3726590, 7453180]

約数ペア:

[(1, 7453180), (2, 3726590), (4, 1863295), (5, 1490636), (7, 1064740), (10, 745318), (14, 532370), (20, 372659), (28, 266185), (35, 212948), (70, 106474), (139, 53620), (140, 53237), (278, 26810), (383, 19460), (556, 13405), (695, 10724), (766, 9730), (973, 7660), (1390, 5362), (1532, 4865), (1915, 3892), (1946, 3830), (2681, 2780)]