45220880

素因数分解:

$2^4\times 5^1\times {\mathrm{565261}}^1$

素因数の和:565274

約数の個数: 20

約数和(自身を含む): 105138732

約数和(自身を除く): 59917852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 565261, 1130522, 2261044, 2826305, 4522088, 5652610, 9044176, 11305220, 22610440, 45220880]

約数ペア:

[(1, 45220880), (2, 22610440), (4, 11305220), (5, 9044176), (8, 5652610), (10, 4522088), (16, 2826305), (20, 2261044), (40, 1130522), (80, 565261)]