7495001220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17845241}}^1$

素因数の和:17845260

約数の個数: 48

約数和(自身を含む): 23984005248

約数和(自身を除く): 16489004028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17845241, 35690482, 53535723, 71380964, 89226205, 107071446, 124916687, 178452410, 214142892, 249833374, 267678615, 356904820, 374750061, 499666748, 535357230, 624583435, 749500122, 1070714460, 1249166870, 1499000244, 1873750305, 2498333740, 3747500610, 7495001220]

約数ペア:

[(1, 7495001220), (2, 3747500610), (3, 2498333740), (4, 1873750305), (5, 1499000244), (6, 1249166870), (7, 1070714460), (10, 749500122), (12, 624583435), (14, 535357230), (15, 499666748), (20, 374750061), (21, 356904820), (28, 267678615), (30, 249833374), (35, 214142892), (42, 178452410), (60, 124916687), (70, 107071446), (84, 89226205), (105, 71380964), (140, 53535723), (210, 35690482), (420, 17845241)]