9939760

素因数分解:

$2^4\times 5^1\times {\mathrm{124247}}^1$

素因数の和:124260

約数の個数: 20

約数和(自身を含む): 23110128

約数和(自身を除く): 13170368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124247, 248494, 496988, 621235, 993976, 1242470, 1987952, 2484940, 4969880, 9939760]

約数ペア:

[(1, 9939760), (2, 4969880), (4, 2484940), (5, 1987952), (8, 1242470), (10, 993976), (16, 621235), (20, 496988), (40, 248494), (80, 124247)]