28212810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4457}}^1$

素因数の和:4678

約数の個数: 32

約数和(自身を含む): 68046912

約数和(自身を除く): 39834102

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165, 4457, 6330, 8914, 13371, 22285, 26742, 44570, 66855, 133710, 940427, 1880854, 2821281, 4702135, 5642562, 9404270, 14106405, 28212810]

約数ペア:

[(1, 28212810), (2, 14106405), (3, 9404270), (5, 5642562), (6, 4702135), (10, 2821281), (15, 1880854), (30, 940427), (211, 133710), (422, 66855), (633, 44570), (1055, 26742), (1266, 22285), (2110, 13371), (3165, 8914), (4457, 6330)]