54906020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211177}}^1$

素因数の和:211199

約数の個数: 24

約数和(自身を含む): 124172664

約数和(自身を除く): 69266644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 211177, 422354, 844708, 1055885, 2111770, 2745301, 4223540, 5490602, 10981204, 13726505, 27453010, 54906020]

約数ペア:

[(1, 54906020), (2, 27453010), (4, 13726505), (5, 10981204), (10, 5490602), (13, 4223540), (20, 2745301), (26, 2111770), (52, 1055885), (65, 844708), (130, 422354), (260, 211177)]