99387940

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{5923}}^1$

素因数の和:6771

約数の個数: 24

約数和(自身を含む): 208998720

約数和(自身を除く): 109610780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 5923, 8390, 11846, 16780, 23692, 29615, 59230, 118460, 4969397, 9938794, 19877588, 24846985, 49693970, 99387940]

約数ペア:

[(1, 99387940), (2, 49693970), (4, 24846985), (5, 19877588), (10, 9938794), (20, 4969397), (839, 118460), (1678, 59230), (3356, 29615), (4195, 23692), (5923, 16780), (8390, 11846)]