213367040

素因数分解:

$2^8\times 5^1\times {\mathrm{166693}}^1$

素因数の和:166714

約数の個数: 36

約数和(自身を含む): 511083804

約数和(自身を除く): 297716764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 166693, 333386, 666772, 833465, 1333544, 1666930, 2667088, 3333860, 5334176, 6667720, 10668352, 13335440, 21336704, 26670880, 42673408, 53341760, 106683520, 213367040]

約数ペア:

[(1, 213367040), (2, 106683520), (4, 53341760), (5, 42673408), (8, 26670880), (10, 21336704), (16, 13335440), (20, 10668352), (32, 6667720), (40, 5334176), (64, 3333860), (80, 2667088), (128, 1666930), (160, 1333544), (256, 833465), (320, 666772), (640, 333386), (1280, 166693)]