1358920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 3120120

約数和(自身を除く): 1761200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 641, 1060, 1282, 2120, 2564, 3205, 5128, 6410, 12820, 25640, 33973, 67946, 135892, 169865, 271784, 339730, 679460, 1358920]

約数ペア:

[(1, 1358920), (2, 679460), (4, 339730), (5, 271784), (8, 169865), (10, 135892), (20, 67946), (40, 33973), (53, 25640), (106, 12820), (212, 6410), (265, 5128), (424, 3205), (530, 2564), (641, 2120), (1060, 1282)]