15520010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 30672000

約数和(自身を除く): 15151990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 709, 995, 1418, 1990, 2189, 3545, 4378, 7090, 7799, 10945, 15598, 21890, 38995, 77990, 141091, 282182, 705455, 1410910, 1552001, 3104002, 7760005, 15520010]

約数ペア:

[(1, 15520010), (2, 7760005), (5, 3104002), (10, 1552001), (11, 1410910), (22, 705455), (55, 282182), (110, 141091), (199, 77990), (398, 38995), (709, 21890), (995, 15598), (1418, 10945), (1990, 7799), (2189, 7090), (3545, 4378)]