7998420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 22619520

約数和(自身を除く): 14621100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1223, 1308, 1635, 2180, 2446, 3270, 3669, 4892, 6115, 6540, 7338, 12230, 14676, 18345, 24460, 36690, 73380, 133307, 266614, 399921, 533228, 666535, 799842, 1333070, 1599684, 1999605, 2666140, 3999210, 7998420]

約数ペア:

[(1, 7998420), (2, 3999210), (3, 2666140), (4, 1999605), (5, 1599684), (6, 1333070), (10, 799842), (12, 666535), (15, 533228), (20, 399921), (30, 266614), (60, 133307), (109, 73380), (218, 36690), (327, 24460), (436, 18345), (545, 14676), (654, 12230), (1090, 7338), (1223, 6540), (1308, 6115), (1635, 4892), (2180, 3669), (2446, 3270)]