1625113840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2901989}}^1$

素因数の和:2902009

約数の個数: 40

約数和(自身を含む): 4318161120

約数和(自身を除く): 2693047280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2901989, 5803978, 11607956, 14509945, 20313923, 23215912, 29019890, 40627846, 46431824, 58039780, 81255692, 101569615, 116079560, 162511384, 203139230, 232159120, 325022768, 406278460, 812556920, 1625113840]

約数ペア:

[(1, 1625113840), (2, 812556920), (4, 406278460), (5, 325022768), (7, 232159120), (8, 203139230), (10, 162511384), (14, 116079560), (16, 101569615), (20, 81255692), (28, 58039780), (35, 46431824), (40, 40627846), (56, 29019890), (70, 23215912), (80, 20313923), (112, 14509945), (140, 11607956), (280, 5803978), (560, 2901989)]