640148448

素因数分解:

$2^5\times 3^1\times {\mathrm{6668213}}^1$

素因数の和:6668226

約数の個数: 24

約数和(自身を含む): 1680389928

約数和(自身を除く): 1040241480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 6668213, 13336426, 20004639, 26672852, 40009278, 53345704, 80018556, 106691408, 160037112, 213382816, 320074224, 640148448]

約数ペア:

[(1, 640148448), (2, 320074224), (3, 213382816), (4, 160037112), (6, 106691408), (8, 80018556), (12, 53345704), (16, 40009278), (24, 26672852), (32, 20004639), (48, 13336426), (96, 6668213)]