120408880

素因数分解:

$2^4\times 5^1\times {\mathrm{1505111}}^1$

素因数の和:1505124

約数の個数: 20

約数和(自身を含む): 279950832

約数和(自身を除く): 159541952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1505111, 3010222, 6020444, 7525555, 12040888, 15051110, 24081776, 30102220, 60204440, 120408880]

約数ペア:

[(1, 120408880), (2, 60204440), (4, 30102220), (5, 24081776), (8, 15051110), (10, 12040888), (16, 7525555), (20, 6020444), (40, 3010222), (80, 1505111)]