9963940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71171}}^1$

素因数の和:71187

約数の個数: 24

約数和(自身を含む): 23913792

約数和(自身を除く): 13949852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 71171, 142342, 284684, 355855, 498197, 711710, 996394, 1423420, 1992788, 2490985, 4981970, 9963940]

約数ペア:

[(1, 9963940), (2, 4981970), (4, 2490985), (5, 1992788), (7, 1423420), (10, 996394), (14, 711710), (20, 498197), (28, 355855), (35, 284684), (70, 142342), (140, 71171)]