20173439930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{23741}}^1$

素因数の和:24015

約数の個数: 64

約数和(自身を含む): 42393715200

約数和(自身を除く): 22220275270

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 199, 305, 398, 427, 610, 854, 995, 1393, 1990, 2135, 2786, 4270, 6965, 12139, 13930, 23741, 24278, 47482, 60695, 84973, 118705, 121390, 166187, 169946, 237410, 332374, 424865, 830935, 849730, 1448201, 1661870, 2896402, 4724459, 7241005, 9448918, 10137407, 14482010, 20274814, 23622295, 33071213, 47244590, 50687035, 66142426, 101374070, 165356065, 288191999, 330712130, 576383998, 1440959995, 2017343993, 2881919990, 4034687986, 10086719965, 20173439930]

約数ペア:

[(1, 20173439930), (2, 10086719965), (5, 4034687986), (7, 2881919990), (10, 2017343993), (14, 1440959995), (35, 576383998), (61, 330712130), (70, 288191999), (122, 165356065), (199, 101374070), (305, 66142426), (398, 50687035), (427, 47244590), (610, 33071213), (854, 23622295), (995, 20274814), (1393, 14482010), (1990, 10137407), (2135, 9448918), (2786, 7241005), (4270, 4724459), (6965, 2896402), (12139, 1661870), (13930, 1448201), (23741, 849730), (24278, 830935), (47482, 424865), (60695, 332374), (84973, 237410), (118705, 169946), (121390, 166187)]