53809480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18947}}^1$

素因数の和:19029

約数の個数: 32

約数和(自身を含む): 122783040

約数和(自身を除く): 68973560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 18947, 37894, 75788, 94735, 151576, 189470, 378940, 757880, 1345237, 2690474, 5380948, 6726185, 10761896, 13452370, 26904740, 53809480]

約数ペア:

[(1, 53809480), (2, 26904740), (4, 13452370), (5, 10761896), (8, 6726185), (10, 5380948), (20, 2690474), (40, 1345237), (71, 757880), (142, 378940), (284, 189470), (355, 151576), (568, 94735), (710, 75788), (1420, 37894), (2840, 18947)]