230052920

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{18493}}^1$

素因数の和:18815

約数の個数: 32

約数和(自身を含む): 519311520

約数和(自身を除く): 289258600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 18493, 36986, 73972, 92465, 147944, 184930, 369860, 739720, 5751323, 11502646, 23005292, 28756615, 46010584, 57513230, 115026460, 230052920]

約数ペア:

[(1, 230052920), (2, 115026460), (4, 57513230), (5, 46010584), (8, 28756615), (10, 23005292), (20, 11502646), (40, 5751323), (311, 739720), (622, 369860), (1244, 184930), (1555, 147944), (2488, 92465), (3110, 73972), (6220, 36986), (12440, 18493)]