1790135408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{18719}}^1$

素因数の和:18909

約数の個数: 40

約数和(自身を含む): 3574771200

約数和(自身を除く): 1784635792

約数列:

[1, 2, 4, 8, 16, 43, 86, 139, 172, 278, 344, 556, 688, 1112, 2224, 5977, 11954, 18719, 23908, 37438, 47816, 74876, 95632, 149752, 299504, 804917, 1609834, 2601941, 3219668, 5203882, 6439336, 10407764, 12878672, 20815528, 41631056, 111883463, 223766926, 447533852, 895067704, 1790135408]

約数ペア:

[(1, 1790135408), (2, 895067704), (4, 447533852), (8, 223766926), (16, 111883463), (43, 41631056), (86, 20815528), (139, 12878672), (172, 10407764), (278, 6439336), (344, 5203882), (556, 3219668), (688, 2601941), (1112, 1609834), (2224, 804917), (5977, 299504), (11954, 149752), (18719, 95632), (23908, 74876), (37438, 47816)]