1098040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 2504880

約数和(自身を除く): 1406840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 283, 388, 485, 566, 776, 970, 1132, 1415, 1940, 2264, 2830, 3880, 5660, 11320, 27451, 54902, 109804, 137255, 219608, 274510, 549020, 1098040]

約数ペア:

[(1, 1098040), (2, 549020), (4, 274510), (5, 219608), (8, 137255), (10, 109804), (20, 54902), (40, 27451), (97, 11320), (194, 5660), (283, 3880), (388, 2830), (485, 2264), (566, 1940), (776, 1415), (970, 1132)]