19760320

素因数分解:

$2^6\times 5^1\times {\mathrm{61751}}^1$

素因数の和:61768

約数の個数: 28

約数和(自身を含む): 47055024

約数和(自身を除く): 27294704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61751, 123502, 247004, 308755, 494008, 617510, 988016, 1235020, 1976032, 2470040, 3952064, 4940080, 9880160, 19760320]

約数ペア:

[(1, 19760320), (2, 9880160), (4, 4940080), (5, 3952064), (8, 2470040), (10, 1976032), (16, 1235020), (20, 988016), (32, 617510), (40, 494008), (64, 308755), (80, 247004), (160, 123502), (320, 61751)]