20057540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52783}}^1$

素因数の和:52811

約数の個数: 24

約数和(自身を含む): 44338560

約数和(自身を除く): 24281020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52783, 105566, 211132, 263915, 527830, 1002877, 1055660, 2005754, 4011508, 5014385, 10028770, 20057540]

約数ペア:

[(1, 20057540), (2, 10028770), (4, 5014385), (5, 4011508), (10, 2005754), (19, 1055660), (20, 1002877), (38, 527830), (76, 263915), (95, 211132), (190, 105566), (380, 52783)]