2100028070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{30000401}}^1$

素因数の和:30000415

約数の個数: 16

約数和(自身を含む): 4320057888

約数和(自身を除く): 2220029818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 30000401, 60000802, 150002005, 210002807, 300004010, 420005614, 1050014035, 2100028070]

約数ペア:

[(1, 2100028070), (2, 1050014035), (5, 420005614), (7, 300004010), (10, 210002807), (14, 150002005), (35, 60000802), (70, 30000401)]