2078395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 32

約数和(自身を含む): 2985984

約数和(自身を除く): 907589

約数列:

[1, 5, 11, 23, 31, 53, 55, 115, 155, 253, 265, 341, 583, 713, 1219, 1265, 1643, 1705, 2915, 3565, 6095, 7843, 8215, 13409, 18073, 37789, 39215, 67045, 90365, 188945, 415679, 2078395]

約数ペア:

[(1, 2078395), (5, 415679), (11, 188945), (23, 90365), (31, 67045), (53, 39215), (55, 37789), (115, 18073), (155, 13409), (253, 8215), (265, 7843), (341, 6095), (583, 3565), (713, 2915), (1219, 1705), (1265, 1643)]