20102230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 18217898

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1231, 1633, 2462, 3266, 6155, 8165, 12310, 16330, 28313, 56626, 87401, 141565, 174802, 283130, 437005, 874010, 2010223, 4020446, 10051115, 20102230]

約数ペア:

[(1, 20102230), (2, 10051115), (5, 4020446), (10, 2010223), (23, 874010), (46, 437005), (71, 283130), (115, 174802), (142, 141565), (230, 87401), (355, 56626), (710, 28313), (1231, 16330), (1633, 12310), (2462, 8165), (3266, 6155)]