120408560

素因数分解:

$2^4\times 5^1\times {\mathrm{1505107}}^1$

素因数の和:1505120

約数の個数: 20

約数和(自身を含む): 279950088

約数和(自身を除く): 159541528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1505107, 3010214, 6020428, 7525535, 12040856, 15051070, 24081712, 30102140, 60204280, 120408560]

約数ペア:

[(1, 120408560), (2, 60204280), (4, 30102140), (5, 24081712), (8, 15051070), (10, 12040856), (16, 7525535), (20, 6020428), (40, 3010214), (80, 1505107)]