3742180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 8714160

約数和(自身を除く): 4971980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 389, 481, 740, 778, 962, 1556, 1924, 1945, 2405, 3890, 4810, 5057, 7780, 9620, 10114, 14393, 20228, 25285, 28786, 50570, 57572, 71965, 101140, 143930, 187109, 287860, 374218, 748436, 935545, 1871090, 3742180]

約数ペア:

[(1, 3742180), (2, 1871090), (4, 935545), (5, 748436), (10, 374218), (13, 287860), (20, 187109), (26, 143930), (37, 101140), (52, 71965), (65, 57572), (74, 50570), (130, 28786), (148, 25285), (185, 20228), (260, 14393), (370, 10114), (389, 9620), (481, 7780), (740, 5057), (778, 4810), (962, 3890), (1556, 2405), (1924, 1945)]