2730920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 6242400

約数和(自身を除く): 3511480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1019, 1340, 2038, 2680, 4076, 5095, 8152, 10190, 20380, 40760, 68273, 136546, 273092, 341365, 546184, 682730, 1365460, 2730920]

約数ペア:

[(1, 2730920), (2, 1365460), (4, 682730), (5, 546184), (8, 341365), (10, 273092), (20, 136546), (40, 68273), (67, 40760), (134, 20380), (268, 10190), (335, 8152), (536, 5095), (670, 4076), (1019, 2680), (1340, 2038)]