211312020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3521867}}^1$

素因数の和:3521879

約数の個数: 24

約数和(自身を含む): 591673824

約数和(自身を除く): 380361804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3521867, 7043734, 10565601, 14087468, 17609335, 21131202, 35218670, 42262404, 52828005, 70437340, 105656010, 211312020]

約数ペア:

[(1, 211312020), (2, 105656010), (3, 70437340), (4, 52828005), (5, 42262404), (6, 35218670), (10, 21131202), (12, 17609335), (15, 14087468), (20, 10565601), (30, 7043734), (60, 3521867)]