10276880

素因数分解:

$2^4\times 5^1\times {\mathrm{128461}}^1$

素因数の和:128474

約数の個数: 20

約数和(自身を含む): 23893932

約数和(自身を除く): 13617052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 128461, 256922, 513844, 642305, 1027688, 1284610, 2055376, 2569220, 5138440, 10276880]

約数ペア:

[(1, 10276880), (2, 5138440), (4, 2569220), (5, 2055376), (8, 1284610), (10, 1027688), (16, 642305), (20, 513844), (40, 256922), (80, 128461)]