174278780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{670303}}^1$

素因数の和:670325

約数の個数: 24

約数和(自身を含む): 394138752

約数和(自身を除く): 219859972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 670303, 1340606, 2681212, 3351515, 6703030, 8713939, 13406060, 17427878, 34855756, 43569695, 87139390, 174278780]

約数ペア:

[(1, 174278780), (2, 87139390), (4, 43569695), (5, 34855756), (10, 17427878), (13, 13406060), (20, 8713939), (26, 6703030), (52, 3351515), (65, 2681212), (130, 1340606), (260, 670303)]