20764097337560

素因数分解:

$2^3\times 5^1\times {\mathrm{35731}}^1\times {\mathrm{14528069}}^1$

素因数の和:14563811

約数の個数: 32

約数和(自身を含む): 46720529751600

約数和(自身を除く): 25956432414040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 35731, 71462, 142924, 178655, 285848, 357310, 714620, 1429240, 14528069, 29056138, 58112276, 72640345, 116224552, 145280690, 290561380, 581122760, 519102433439, 1038204866878, 2076409733756, 2595512167195, 4152819467512, 5191024334390, 10382048668780, 20764097337560]

約数ペア:

[(1, 20764097337560), (2, 10382048668780), (4, 5191024334390), (5, 4152819467512), (8, 2595512167195), (10, 2076409733756), (20, 1038204866878), (40, 519102433439), (35731, 581122760), (71462, 290561380), (142924, 145280690), (178655, 116224552), (285848, 72640345), (357310, 58112276), (714620, 29056138), (1429240, 14528069)]