28706530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6569}}^1$

素因数の和:6618

約数の個数: 32

約数和(自身を含む): 56764800

約数和(自身を除く): 28058270

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 6569, 13138, 32845, 65690, 124811, 151087, 249622, 302174, 624055, 755435, 1248110, 1510870, 2870653, 5741306, 14353265, 28706530]

約数ペア:

[(1, 28706530), (2, 14353265), (5, 5741306), (10, 2870653), (19, 1510870), (23, 1248110), (38, 755435), (46, 624055), (95, 302174), (115, 249622), (190, 151087), (230, 124811), (437, 65690), (874, 32845), (2185, 13138), (4370, 6569)]