2019771680

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{548851}}^1$

素因数の和:548889

約数の個数: 48

約数和(自身を含む): 4979185344

約数和(自身を除く): 2959413664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 548851, 1097702, 2195404, 2744255, 4390808, 5488510, 8781616, 10977020, 12623573, 17563232, 21954040, 25247146, 43908080, 50494292, 63117865, 87816160, 100988584, 126235730, 201977168, 252471460, 403954336, 504942920, 1009885840, 2019771680]

約数ペア:

[(1, 2019771680), (2, 1009885840), (4, 504942920), (5, 403954336), (8, 252471460), (10, 201977168), (16, 126235730), (20, 100988584), (23, 87816160), (32, 63117865), (40, 50494292), (46, 43908080), (80, 25247146), (92, 21954040), (115, 17563232), (160, 12623573), (184, 10977020), (230, 8781616), (368, 5488510), (460, 4390808), (736, 2744255), (920, 2195404), (1840, 1097702), (3680, 548851)]