12524540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 30324672

約数和(自身を除く): 17800132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 653, 685, 959, 1306, 1370, 1918, 2612, 2740, 3265, 3836, 4571, 4795, 6530, 9142, 9590, 13060, 18284, 19180, 22855, 45710, 89461, 91420, 178922, 357844, 447305, 626227, 894610, 1252454, 1789220, 2504908, 3131135, 6262270, 12524540]

約数ペア:

[(1, 12524540), (2, 6262270), (4, 3131135), (5, 2504908), (7, 1789220), (10, 1252454), (14, 894610), (20, 626227), (28, 447305), (35, 357844), (70, 178922), (137, 91420), (140, 89461), (274, 45710), (548, 22855), (653, 19180), (685, 18284), (959, 13060), (1306, 9590), (1370, 9142), (1918, 6530), (2612, 4795), (2740, 4571), (3265, 3836)]