55772860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19501}}^1$

素因数の和:19534

約数の個数: 48

約数和(自身を含む): 137606112

約数和(自身を除く): 81833252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 19501, 39002, 78004, 97505, 195010, 214511, 253513, 390020, 429022, 507026, 858044, 1014052, 1072555, 1267565, 2145110, 2535130, 2788643, 4290220, 5070260, 5577286, 11154572, 13943215, 27886430, 55772860]

約数ペア:

[(1, 55772860), (2, 27886430), (4, 13943215), (5, 11154572), (10, 5577286), (11, 5070260), (13, 4290220), (20, 2788643), (22, 2535130), (26, 2145110), (44, 1267565), (52, 1072555), (55, 1014052), (65, 858044), (110, 507026), (130, 429022), (143, 390020), (220, 253513), (260, 214511), (286, 195010), (572, 97505), (715, 78004), (1430, 39002), (2860, 19501)]