12561680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6827}}^1$

素因数の和:6863

約数の個数: 40

約数和(自身を含む): 30480192

約数和(自身を除く): 17918512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 6827, 13654, 27308, 34135, 54616, 68270, 109232, 136540, 157021, 273080, 314042, 546160, 628084, 785105, 1256168, 1570210, 2512336, 3140420, 6280840, 12561680]

約数ペア:

[(1, 12561680), (2, 6280840), (4, 3140420), (5, 2512336), (8, 1570210), (10, 1256168), (16, 785105), (20, 628084), (23, 546160), (40, 314042), (46, 273080), (80, 157021), (92, 136540), (115, 109232), (184, 68270), (230, 54616), (368, 34135), (460, 27308), (920, 13654), (1840, 6827)]