16973080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 25017320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 971, 1748, 1942, 2185, 3496, 3884, 4370, 4855, 7768, 8740, 9710, 17480, 18449, 19420, 22333, 36898, 38840, 44666, 73796, 89332, 92245, 111665, 147592, 178664, 184490, 223330, 368980, 424327, 446660, 737960, 848654, 893320, 1697308, 2121635, 3394616, 4243270, 8486540, 16973080]

約数ペア:

[(1, 16973080), (2, 8486540), (4, 4243270), (5, 3394616), (8, 2121635), (10, 1697308), (19, 893320), (20, 848654), (23, 737960), (38, 446660), (40, 424327), (46, 368980), (76, 223330), (92, 184490), (95, 178664), (115, 147592), (152, 111665), (184, 92245), (190, 89332), (230, 73796), (380, 44666), (437, 38840), (460, 36898), (760, 22333), (874, 19420), (920, 18449), (971, 17480), (1748, 9710), (1942, 8740), (2185, 7768), (3496, 4855), (3884, 4370)]