2040756880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{3947}}^1$

素因数の和:4264

約数の個数: 80

約数和(自身を含む): 4969931904

約数和(自身を除く): 2929175024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 281, 368, 460, 562, 920, 1124, 1405, 1840, 2248, 2810, 3947, 4496, 5620, 6463, 7894, 11240, 12926, 15788, 19735, 22480, 25852, 31576, 32315, 39470, 51704, 63152, 64630, 78940, 90781, 103408, 129260, 157880, 181562, 258520, 315760, 363124, 453905, 517040, 726248, 907810, 1109107, 1452496, 1815620, 2218214, 3631240, 4436428, 5545535, 7262480, 8872856, 11091070, 17745712, 22182140, 25509461, 44364280, 51018922, 88728560, 102037844, 127547305, 204075688, 255094610, 408151376, 510189220, 1020378440, 2040756880]

約数ペア:

[(1, 2040756880), (2, 1020378440), (4, 510189220), (5, 408151376), (8, 255094610), (10, 204075688), (16, 127547305), (20, 102037844), (23, 88728560), (40, 51018922), (46, 44364280), (80, 25509461), (92, 22182140), (115, 17745712), (184, 11091070), (230, 8872856), (281, 7262480), (368, 5545535), (460, 4436428), (562, 3631240), (920, 2218214), (1124, 1815620), (1405, 1452496), (1840, 1109107), (2248, 907810), (2810, 726248), (3947, 517040), (4496, 453905), (5620, 363124), (6463, 315760), (7894, 258520), (11240, 181562), (12926, 157880), (15788, 129260), (19735, 103408), (22480, 90781), (25852, 78940), (31576, 64630), (32315, 63152), (39470, 51704)]