16649320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1153}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 39570660

約数和(自身を除く): 22921340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1153, 1444, 1805, 2306, 2888, 3610, 4612, 5765, 7220, 9224, 11530, 14440, 21907, 23060, 43814, 46120, 87628, 109535, 175256, 219070, 416233, 438140, 832466, 876280, 1664932, 2081165, 3329864, 4162330, 8324660, 16649320]

約数ペア:

[(1, 16649320), (2, 8324660), (4, 4162330), (5, 3329864), (8, 2081165), (10, 1664932), (19, 876280), (20, 832466), (38, 438140), (40, 416233), (76, 219070), (95, 175256), (152, 109535), (190, 87628), (361, 46120), (380, 43814), (722, 23060), (760, 21907), (1153, 14440), (1444, 11530), (1805, 9224), (2306, 7220), (2888, 5765), (3610, 4612)]