329705020

素因数分解:

$2^2\times 5^1\times {\mathrm{3739}}^1\times {\mathrm{4409}}^1$

素因数の和:8157

約数の個数: 24

約数和(自身を含む): 692722800

約数和(自身を除く): 363017780

約数列:

[1, 2, 4, 5, 10, 20, 3739, 4409, 7478, 8818, 14956, 17636, 18695, 22045, 37390, 44090, 74780, 88180, 16485251, 32970502, 65941004, 82426255, 164852510, 329705020]

約数ペア:

[(1, 329705020), (2, 164852510), (4, 82426255), (5, 65941004), (10, 32970502), (20, 16485251), (3739, 88180), (4409, 74780), (7478, 44090), (8818, 37390), (14956, 22045), (17636, 18695)]