314528360

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{19609}}^1$

素因数の和:20021

約数の個数: 32

約数和(自身を含む): 709489800

約数和(自身を除く): 394961440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 19609, 39218, 78436, 98045, 156872, 196090, 392180, 784360, 7863209, 15726418, 31452836, 39316045, 62905672, 78632090, 157264180, 314528360]

約数ペア:

[(1, 314528360), (2, 157264180), (4, 78632090), (5, 62905672), (8, 39316045), (10, 31452836), (20, 15726418), (40, 7863209), (401, 784360), (802, 392180), (1604, 196090), (2005, 156872), (3208, 98045), (4010, 78436), (8020, 39218), (16040, 19609)]