1770140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 3775632

約数和(自身を除く): 2005492

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1321, 1340, 2642, 5284, 6605, 13210, 26420, 88507, 177014, 354028, 442535, 885070, 1770140]

約数ペア:

[(1, 1770140), (2, 885070), (4, 442535), (5, 354028), (10, 177014), (20, 88507), (67, 26420), (134, 13210), (268, 6605), (335, 5284), (670, 2642), (1321, 1340)]