20375970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1621}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 49049280

約数和(自身を除く): 28673310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 419, 838, 1257, 1621, 2095, 2514, 3242, 4190, 4863, 6285, 8105, 9726, 12570, 16210, 24315, 48630, 679199, 1358398, 2037597, 3395995, 4075194, 6791990, 10187985, 20375970]

約数ペア:

[(1, 20375970), (2, 10187985), (3, 6791990), (5, 4075194), (6, 3395995), (10, 2037597), (15, 1358398), (30, 679199), (419, 48630), (838, 24315), (1257, 16210), (1621, 12570), (2095, 9726), (2514, 8105), (3242, 6285), (4190, 4863)]