2088860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 4838400

約数和(自身を除く): 2749540

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 239, 380, 437, 460, 478, 874, 956, 1195, 1748, 2185, 2390, 4370, 4541, 4780, 5497, 8740, 9082, 10994, 18164, 21988, 22705, 27485, 45410, 54970, 90820, 104443, 109940, 208886, 417772, 522215, 1044430, 2088860]

約数ペア:

[(1, 2088860), (2, 1044430), (4, 522215), (5, 417772), (10, 208886), (19, 109940), (20, 104443), (23, 90820), (38, 54970), (46, 45410), (76, 27485), (92, 22705), (95, 21988), (115, 18164), (190, 10994), (230, 9082), (239, 8740), (380, 5497), (437, 4780), (460, 4541), (478, 4370), (874, 2390), (956, 2185), (1195, 1748)]