1329127040

素因数分解:

$2^7\times 5^1\times {\mathrm{2076761}}^1$

素因数の和:2076780

約数の個数: 32

約数和(自身を含む): 3177445860

約数和(自身を除く): 1848318820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2076761, 4153522, 8307044, 10383805, 16614088, 20767610, 33228176, 41535220, 66456352, 83070440, 132912704, 166140880, 265825408, 332281760, 664563520, 1329127040]

約数ペア:

[(1, 1329127040), (2, 664563520), (4, 332281760), (5, 265825408), (8, 166140880), (10, 132912704), (16, 83070440), (20, 66456352), (32, 41535220), (40, 33228176), (64, 20767610), (80, 16614088), (128, 10383805), (160, 8307044), (320, 4153522), (640, 2076761)]