28952860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 64120896

約数和(自身を除く): 35168036

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 557, 565, 1114, 1130, 2228, 2260, 2599, 2785, 5198, 5570, 10396, 11140, 12811, 12995, 25622, 25990, 51244, 51980, 62941, 64055, 125882, 128110, 251764, 256220, 314705, 629410, 1258820, 1447643, 2895286, 5790572, 7238215, 14476430, 28952860]

約数ペア:

[(1, 28952860), (2, 14476430), (4, 7238215), (5, 5790572), (10, 2895286), (20, 1447643), (23, 1258820), (46, 629410), (92, 314705), (113, 256220), (115, 251764), (226, 128110), (230, 125882), (452, 64055), (460, 62941), (557, 51980), (565, 51244), (1114, 25990), (1130, 25622), (2228, 12995), (2260, 12811), (2599, 11140), (2785, 10396), (5198, 5570)]