260478840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2170657}}^1$

素因数の和:2170671

約数の個数: 32

約数和(自身を含む): 781436880

約数和(自身を除く): 520958040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2170657, 4341314, 6511971, 8682628, 10853285, 13023942, 17365256, 21706570, 26047884, 32559855, 43413140, 52095768, 65119710, 86826280, 130239420, 260478840]

約数ペア:

[(1, 260478840), (2, 130239420), (3, 86826280), (4, 65119710), (5, 52095768), (6, 43413140), (8, 32559855), (10, 26047884), (12, 21706570), (15, 17365256), (20, 13023942), (24, 10853285), (30, 8682628), (40, 6511971), (60, 4341314), (120, 2170657)]