870830380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6220217}}^1$

素因数の和:6220233

約数の個数: 24

約数和(自身を含む): 2089993248

約数和(自身を除く): 1219162868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6220217, 12440434, 24880868, 31101085, 43541519, 62202170, 87083038, 124404340, 174166076, 217707595, 435415190, 870830380]

約数ペア:

[(1, 870830380), (2, 435415190), (4, 217707595), (5, 174166076), (7, 124404340), (10, 87083038), (14, 62202170), (20, 43541519), (28, 31101085), (35, 24880868), (70, 12440434), (140, 6220217)]