19294660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 54698112

約数和(自身を除く): 35403452

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 67, 68, 70, 77, 85, 110, 119, 121, 134, 140, 154, 170, 187, 220, 238, 242, 268, 308, 335, 340, 374, 385, 469, 476, 484, 595, 605, 670, 737, 748, 770, 847, 935, 938, 1139, 1190, 1210, 1309, 1340, 1474, 1540, 1694, 1870, 1876, 2057, 2278, 2345, 2380, 2420, 2618, 2948, 3388, 3685, 3740, 4114, 4235, 4556, 4690, 5159, 5236, 5695, 6545, 7370, 7973, 8107, 8228, 8470, 9380, 10285, 10318, 11390, 12529, 13090, 14399, 14740, 15946, 16214, 16940, 20570, 20636, 22780, 25058, 25795, 26180, 28798, 31892, 32428, 39865, 40535, 41140, 50116, 51590, 56749, 57596, 62645, 71995, 79730, 81070, 87703, 103180, 113498, 125290, 137819, 143990, 159460, 162140, 175406, 226996, 250580, 275638, 283745, 287980, 350812, 438515, 551276, 567490, 689095, 877030, 964733, 1134980, 1378190, 1754060, 1929466, 2756380, 3858932, 4823665, 9647330, 19294660]

約数ペア:

[(1, 19294660), (2, 9647330), (4, 4823665), (5, 3858932), (7, 2756380), (10, 1929466), (11, 1754060), (14, 1378190), (17, 1134980), (20, 964733), (22, 877030), (28, 689095), (34, 567490), (35, 551276), (44, 438515), (55, 350812), (67, 287980), (68, 283745), (70, 275638), (77, 250580), (85, 226996), (110, 175406), (119, 162140), (121, 159460), (134, 143990), (140, 137819), (154, 125290), (170, 113498), (187, 103180), (220, 87703), (238, 81070), (242, 79730), (268, 71995), (308, 62645), (335, 57596), (340, 56749), (374, 51590), (385, 50116), (469, 41140), (476, 40535), (484, 39865), (595, 32428), (605, 31892), (670, 28798), (737, 26180), (748, 25795), (770, 25058), (847, 22780), (935, 20636), (938, 20570), (1139, 16940), (1190, 16214), (1210, 15946), (1309, 14740), (1340, 14399), (1474, 13090), (1540, 12529), (1694, 11390), (1870, 10318), (1876, 10285), (2057, 9380), (2278, 8470), (2345, 8228), (2380, 8107), (2420, 7973), (2618, 7370), (2948, 6545), (3388, 5695), (3685, 5236), (3740, 5159), (4114, 4690), (4235, 4556)]