200612980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{863}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 431101440

約数和(自身を除く): 230488460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 197, 236, 295, 394, 590, 788, 863, 985, 1180, 1726, 1970, 3452, 3940, 4315, 8630, 11623, 17260, 23246, 46492, 50917, 58115, 101834, 116230, 170011, 203668, 232460, 254585, 340022, 509170, 680044, 850055, 1018340, 1700110, 3400220, 10030649, 20061298, 40122596, 50153245, 100306490, 200612980]

約数ペア:

[(1, 200612980), (2, 100306490), (4, 50153245), (5, 40122596), (10, 20061298), (20, 10030649), (59, 3400220), (118, 1700110), (197, 1018340), (236, 850055), (295, 680044), (394, 509170), (590, 340022), (788, 254585), (863, 232460), (985, 203668), (1180, 170011), (1726, 116230), (1970, 101834), (3452, 58115), (3940, 50917), (4315, 46492), (8630, 23246), (11623, 17260)]