187460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 489216

約数和(自身を除く): 301756

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 103, 130, 140, 182, 206, 260, 364, 412, 455, 515, 721, 910, 1030, 1339, 1442, 1820, 2060, 2678, 2884, 3605, 5356, 6695, 7210, 9373, 13390, 14420, 18746, 26780, 37492, 46865, 93730, 187460]

約数ペア:

[(1, 187460), (2, 93730), (4, 46865), (5, 37492), (7, 26780), (10, 18746), (13, 14420), (14, 13390), (20, 9373), (26, 7210), (28, 6695), (35, 5356), (52, 3605), (65, 2884), (70, 2678), (91, 2060), (103, 1820), (130, 1442), (140, 1339), (182, 1030), (206, 910), (260, 721), (364, 515), (412, 455)]