16944520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^2$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 39524940

約数和(自身を除く): 22580420

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 148, 185, 214, 296, 370, 428, 535, 740, 856, 1070, 1480, 2140, 3959, 4280, 7918, 11449, 15836, 19795, 22898, 31672, 39590, 45796, 57245, 79180, 91592, 114490, 158360, 228980, 423613, 457960, 847226, 1694452, 2118065, 3388904, 4236130, 8472260, 16944520]

約数ペア:

[(1, 16944520), (2, 8472260), (4, 4236130), (5, 3388904), (8, 2118065), (10, 1694452), (20, 847226), (37, 457960), (40, 423613), (74, 228980), (107, 158360), (148, 114490), (185, 91592), (214, 79180), (296, 57245), (370, 45796), (428, 39590), (535, 31672), (740, 22898), (856, 19795), (1070, 15836), (1480, 11449), (2140, 7918), (3959, 4280)]