1949048320

素因数分解:

$2^9\times 5^1\times {\mathrm{761347}}^1$

素因数の和:761370

約数の個数: 40

約数和(自身を含む): 4673154024

約数和(自身を除く): 2724105704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 761347, 1522694, 3045388, 3806735, 6090776, 7613470, 12181552, 15226940, 24363104, 30453880, 48726208, 60907760, 97452416, 121815520, 194904832, 243631040, 389809664, 487262080, 974524160, 1949048320]

約数ペア:

[(1, 1949048320), (2, 974524160), (4, 487262080), (5, 389809664), (8, 243631040), (10, 194904832), (16, 121815520), (20, 97452416), (32, 60907760), (40, 48726208), (64, 30453880), (80, 24363104), (128, 15226940), (160, 12181552), (256, 7613470), (320, 6090776), (512, 3806735), (640, 3045388), (1280, 1522694), (2560, 761347)]