1047140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 2254392

約数和(自身を除く): 1207252

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1277, 2554, 5108, 6385, 12770, 25540, 52357, 104714, 209428, 261785, 523570, 1047140]

約数ペア:

[(1, 1047140), (2, 523570), (4, 261785), (5, 209428), (10, 104714), (20, 52357), (41, 25540), (82, 12770), (164, 6385), (205, 5108), (410, 2554), (820, 1277)]