12191500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 27387360

約数和(自身を除く): 15195860

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 659, 740, 925, 1318, 1850, 2636, 3295, 3700, 4625, 6590, 9250, 13180, 16475, 18500, 24383, 32950, 48766, 65900, 82375, 97532, 121915, 164750, 243830, 329500, 487660, 609575, 1219150, 2438300, 3047875, 6095750, 12191500]

約数ペア:

[(1, 12191500), (2, 6095750), (4, 3047875), (5, 2438300), (10, 1219150), (20, 609575), (25, 487660), (37, 329500), (50, 243830), (74, 164750), (100, 121915), (125, 97532), (148, 82375), (185, 65900), (250, 48766), (370, 32950), (500, 24383), (659, 18500), (740, 16475), (925, 13180), (1318, 9250), (1850, 6590), (2636, 4625), (3295, 3700)]