103153420

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{12251}}^1$

素因数の和:12681

約数の個数: 24

約数和(自身を含む): 217154448

約数和(自身を除く): 114001028

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 12251, 24502, 49004, 61255, 122510, 245020, 5157671, 10315342, 20630684, 25788355, 51576710, 103153420]

約数ペア:

[(1, 103153420), (2, 51576710), (4, 25788355), (5, 20630684), (10, 10315342), (20, 5157671), (421, 245020), (842, 122510), (1684, 61255), (2105, 49004), (4210, 24502), (8420, 12251)]