2486380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 5743584

約数和(自身を除く): 3257204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 131, 146, 260, 262, 292, 365, 524, 655, 730, 949, 1310, 1460, 1703, 1898, 2620, 3406, 3796, 4745, 6812, 8515, 9490, 9563, 17030, 18980, 19126, 34060, 38252, 47815, 95630, 124319, 191260, 248638, 497276, 621595, 1243190, 2486380]

約数ペア:

[(1, 2486380), (2, 1243190), (4, 621595), (5, 497276), (10, 248638), (13, 191260), (20, 124319), (26, 95630), (52, 47815), (65, 38252), (73, 34060), (130, 19126), (131, 18980), (146, 17030), (260, 9563), (262, 9490), (292, 8515), (365, 6812), (524, 4745), (655, 3796), (730, 3406), (949, 2620), (1310, 1898), (1460, 1703)]