1771878140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{93949}}^1$

素因数の和:94022

約数の個数: 48

約数和(自身を含む): 3977467200

約数和(自身を除く): 2205589060

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3772, 4715, 9430, 18860, 93949, 187898, 375796, 469745, 939490, 1878980, 2160827, 3851909, 4321654, 7703818, 8643308, 10804135, 15407636, 19259545, 21608270, 38519090, 43216540, 77038180, 88593907, 177187814, 354375628, 442969535, 885939070, 1771878140]

約数ペア:

[(1, 1771878140), (2, 885939070), (4, 442969535), (5, 354375628), (10, 177187814), (20, 88593907), (23, 77038180), (41, 43216540), (46, 38519090), (82, 21608270), (92, 19259545), (115, 15407636), (164, 10804135), (205, 8643308), (230, 7703818), (410, 4321654), (460, 3851909), (820, 2160827), (943, 1878980), (1886, 939490), (3772, 469745), (4715, 375796), (9430, 187898), (18860, 93949)]