89099420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{61027}}^1$

素因数の和:61109

約数の個数: 24

約数和(自身を含む): 189675024

約数和(自身を除く): 100575604

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 61027, 122054, 244108, 305135, 610270, 1220540, 4454971, 8909942, 17819884, 22274855, 44549710, 89099420]

約数ペア:

[(1, 89099420), (2, 44549710), (4, 22274855), (5, 17819884), (10, 8909942), (20, 4454971), (73, 1220540), (146, 610270), (292, 305135), (365, 244108), (730, 122054), (1460, 61027)]