103826920

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6473}}^1$

素因数の和:6885

約数の個数: 32

約数和(自身を含む): 234229320

約数和(自身を除く): 130402400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 6473, 8020, 12946, 16040, 25892, 32365, 51784, 64730, 129460, 258920, 2595673, 5191346, 10382692, 12978365, 20765384, 25956730, 51913460, 103826920]

約数ペア:

[(1, 103826920), (2, 51913460), (4, 25956730), (5, 20765384), (8, 12978365), (10, 10382692), (20, 5191346), (40, 2595673), (401, 258920), (802, 129460), (1604, 64730), (2005, 51784), (3208, 32365), (4010, 25892), (6473, 16040), (8020, 12946)]