69143560

素因数分解:

$2^3\times 5^1\times {\mathrm{863}}^1\times {\mathrm{2003}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 155831040

約数和(自身を除く): 86687480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 863, 1726, 2003, 3452, 4006, 4315, 6904, 8012, 8630, 10015, 16024, 17260, 20030, 34520, 40060, 80120, 1728589, 3457178, 6914356, 8642945, 13828712, 17285890, 34571780, 69143560]

約数ペア:

[(1, 69143560), (2, 34571780), (4, 17285890), (5, 13828712), (8, 8642945), (10, 6914356), (20, 3457178), (40, 1728589), (863, 80120), (1726, 40060), (2003, 34520), (3452, 20030), (4006, 17260), (4315, 16024), (6904, 10015), (8012, 8630)]