20140428680

素因数分解:

$2^3\times 5^1\times {\mathrm{503510717}}^1$

素因数の和:503510728

約数の個数: 16

約数和(自身を含む): 45315964620

約数和(自身を除く): 25175535940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503510717, 1007021434, 2014042868, 2517553585, 4028085736, 5035107170, 10070214340, 20140428680]

約数ペア:

[(1, 20140428680), (2, 10070214340), (4, 5035107170), (5, 4028085736), (8, 2517553585), (10, 2014042868), (20, 1007021434), (40, 503510717)]