509968120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{240551}}^1$

素因数の和:240615

約数の個数: 32

約数和(自身を含む): 1169082720

約数和(自身を除く): 659114600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 240551, 481102, 962204, 1202755, 1924408, 2405510, 4811020, 9622040, 12749203, 25498406, 50996812, 63746015, 101993624, 127492030, 254984060, 509968120]

約数ペア:

[(1, 509968120), (2, 254984060), (4, 127492030), (5, 101993624), (8, 63746015), (10, 50996812), (20, 25498406), (40, 12749203), (53, 9622040), (106, 4811020), (212, 2405510), (265, 1924408), (424, 1202755), (530, 962204), (1060, 481102), (2120, 240551)]