26664540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{63487}}^1$

素因数の和:63506

約数の個数: 48

約数和(自身を含む): 85327872

約数和(自身を除く): 58663332

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, 63487, 126974, 190461, 253948, 317435, 380922, 444409, 634870, 761844, 888818, 952305, 1269740, 1333227, 1777636, 1904610, 2222045, 2666454, 3809220, 4444090, 5332908, 6666135, 8888180, 13332270, 26664540]

約数ペア:

[(1, 26664540), (2, 13332270), (3, 8888180), (4, 6666135), (5, 5332908), (6, 4444090), (7, 3809220), (10, 2666454), (12, 2222045), (14, 1904610), (15, 1777636), (20, 1333227), (21, 1269740), (28, 952305), (30, 888818), (35, 761844), (42, 634870), (60, 444409), (70, 380922), (84, 317435), (105, 253948), (140, 190461), (210, 126974), (420, 63487)]