1322272720

素因数分解:

$2^4\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{8219}}^1$

素因数の和:10243

約数の個数: 40

約数和(自身を含む): 3076187040

約数和(自身を除く): 1753914320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2011, 4022, 8044, 8219, 10055, 16088, 16438, 20110, 32176, 32876, 40220, 41095, 65752, 80440, 82190, 131504, 160880, 164380, 328760, 657520, 16528409, 33056818, 66113636, 82642045, 132227272, 165284090, 264454544, 330568180, 661136360, 1322272720]

約数ペア:

[(1, 1322272720), (2, 661136360), (4, 330568180), (5, 264454544), (8, 165284090), (10, 132227272), (16, 82642045), (20, 66113636), (40, 33056818), (80, 16528409), (2011, 657520), (4022, 328760), (8044, 164380), (8219, 160880), (10055, 131504), (16088, 82190), (16438, 80440), (20110, 65752), (32176, 41095), (32876, 40220)]