1520658440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5430923}}^1$

素因数の和:5430941

約数の個数: 32

約数和(自身を含む): 3910265280

約数和(自身を除く): 2389606840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5430923, 10861846, 21723692, 27154615, 38016461, 43447384, 54309230, 76032922, 108618460, 152065844, 190082305, 217236920, 304131688, 380164610, 760329220, 1520658440]

約数ペア:

[(1, 1520658440), (2, 760329220), (4, 380164610), (5, 304131688), (7, 217236920), (8, 190082305), (10, 152065844), (14, 108618460), (20, 76032922), (28, 54309230), (35, 43447384), (40, 38016461), (56, 27154615), (70, 21723692), (140, 10861846), (280, 5430923)]