16798280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 42897600

約数和(自身を除く): 26099320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 31, 38, 40, 46, 62, 76, 92, 95, 115, 124, 152, 155, 184, 190, 230, 248, 310, 380, 437, 460, 589, 620, 713, 760, 874, 920, 961, 1178, 1240, 1426, 1748, 1922, 2185, 2356, 2852, 2945, 3496, 3565, 3844, 4370, 4712, 4805, 5704, 5890, 7130, 7688, 8740, 9610, 11780, 13547, 14260, 17480, 18259, 19220, 22103, 23560, 27094, 28520, 36518, 38440, 44206, 54188, 67735, 73036, 88412, 91295, 108376, 110515, 135470, 146072, 176824, 182590, 221030, 270940, 365180, 419957, 442060, 541880, 730360, 839914, 884120, 1679828, 2099785, 3359656, 4199570, 8399140, 16798280]

約数ペア:

[(1, 16798280), (2, 8399140), (4, 4199570), (5, 3359656), (8, 2099785), (10, 1679828), (19, 884120), (20, 839914), (23, 730360), (31, 541880), (38, 442060), (40, 419957), (46, 365180), (62, 270940), (76, 221030), (92, 182590), (95, 176824), (115, 146072), (124, 135470), (152, 110515), (155, 108376), (184, 91295), (190, 88412), (230, 73036), (248, 67735), (310, 54188), (380, 44206), (437, 38440), (460, 36518), (589, 28520), (620, 27094), (713, 23560), (760, 22103), (874, 19220), (920, 18259), (961, 17480), (1178, 14260), (1240, 13547), (1426, 11780), (1748, 9610), (1922, 8740), (2185, 7688), (2356, 7130), (2852, 5890), (2945, 5704), (3496, 4805), (3565, 4712), (3844, 4370)]