20186917240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1759}}^1\times {\mathrm{2411}}^1$

素因数の和:4205

約数の個数: 128

約数和(自身を含む): 55016755200

約数和(自身を除く): 34829837960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 1759, 2380, 2411, 3518, 4760, 4822, 7036, 8795, 9644, 12055, 12313, 14072, 16877, 17590, 19288, 24110, 24626, 29903, 33754, 35180, 40987, 48220, 49252, 59806, 61565, 67508, 70360, 81974, 84385, 96440, 98504, 119612, 123130, 135016, 149515, 163948, 168770, 204935, 209321, 239224, 246260, 286909, 299030, 327896, 337540, 409870, 418642, 492520, 573818, 598060, 675080, 819740, 837284, 1046605, 1147636, 1196120, 1434545, 1639480, 1674568, 2093210, 2295272, 2869090, 4186420, 4240949, 5738180, 8372840, 8481898, 11476360, 16963796, 21204745, 29686643, 33927592, 42409490, 59373286, 72096133, 84818980, 118746572, 144192266, 148433215, 169637960, 237493144, 288384532, 296866430, 360480665, 504672931, 576769064, 593732860, 720961330, 1009345862, 1187465720, 1441922660, 2018691724, 2523364655, 2883845320, 4037383448, 5046729310, 10093458620, 20186917240]

約数ペア:

[(1, 20186917240), (2, 10093458620), (4, 5046729310), (5, 4037383448), (7, 2883845320), (8, 2523364655), (10, 2018691724), (14, 1441922660), (17, 1187465720), (20, 1009345862), (28, 720961330), (34, 593732860), (35, 576769064), (40, 504672931), (56, 360480665), (68, 296866430), (70, 288384532), (85, 237493144), (119, 169637960), (136, 148433215), (140, 144192266), (170, 118746572), (238, 84818980), (280, 72096133), (340, 59373286), (476, 42409490), (595, 33927592), (680, 29686643), (952, 21204745), (1190, 16963796), (1759, 11476360), (2380, 8481898), (2411, 8372840), (3518, 5738180), (4760, 4240949), (4822, 4186420), (7036, 2869090), (8795, 2295272), (9644, 2093210), (12055, 1674568), (12313, 1639480), (14072, 1434545), (16877, 1196120), (17590, 1147636), (19288, 1046605), (24110, 837284), (24626, 819740), (29903, 675080), (33754, 598060), (35180, 573818), (40987, 492520), (48220, 418642), (49252, 409870), (59806, 337540), (61565, 327896), (67508, 299030), (70360, 286909), (81974, 246260), (84385, 239224), (96440, 209321), (98504, 204935), (119612, 168770), (123130, 163948), (135016, 149515)]