17894940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 57867264

約数和(自身を除く): 39972324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 311, 411, 420, 548, 622, 685, 822, 933, 959, 1244, 1370, 1555, 1644, 1866, 1918, 2055, 2177, 2740, 2877, 3110, 3732, 3836, 4110, 4354, 4665, 4795, 5754, 6220, 6531, 8220, 8708, 9330, 9590, 10885, 11508, 13062, 14385, 18660, 19180, 21770, 26124, 28770, 32655, 42607, 43540, 57540, 65310, 85214, 127821, 130620, 170428, 213035, 255642, 298249, 426070, 511284, 596498, 639105, 852140, 894747, 1192996, 1278210, 1491245, 1789494, 2556420, 2982490, 3578988, 4473735, 5964980, 8947470, 17894940]

約数ペア:

[(1, 17894940), (2, 8947470), (3, 5964980), (4, 4473735), (5, 3578988), (6, 2982490), (7, 2556420), (10, 1789494), (12, 1491245), (14, 1278210), (15, 1192996), (20, 894747), (21, 852140), (28, 639105), (30, 596498), (35, 511284), (42, 426070), (60, 298249), (70, 255642), (84, 213035), (105, 170428), (137, 130620), (140, 127821), (210, 85214), (274, 65310), (311, 57540), (411, 43540), (420, 42607), (548, 32655), (622, 28770), (685, 26124), (822, 21770), (933, 19180), (959, 18660), (1244, 14385), (1370, 13062), (1555, 11508), (1644, 10885), (1866, 9590), (1918, 9330), (2055, 8708), (2177, 8220), (2740, 6531), (2877, 6220), (3110, 5754), (3732, 4795), (3836, 4665), (4110, 4354)]