89726740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 199180800

約数和(自身を除く): 109454060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 389, 607, 778, 1214, 1556, 1945, 2428, 3035, 3890, 6070, 7391, 7780, 11533, 12140, 14782, 23066, 29564, 36955, 46132, 57665, 73910, 115330, 147820, 230660, 236123, 472246, 944492, 1180615, 2361230, 4486337, 4722460, 8972674, 17945348, 22431685, 44863370, 89726740]

約数ペア:

[(1, 89726740), (2, 44863370), (4, 22431685), (5, 17945348), (10, 8972674), (19, 4722460), (20, 4486337), (38, 2361230), (76, 1180615), (95, 944492), (190, 472246), (380, 236123), (389, 230660), (607, 147820), (778, 115330), (1214, 73910), (1556, 57665), (1945, 46132), (2428, 36955), (3035, 29564), (3890, 23066), (6070, 14782), (7391, 12140), (7780, 11533)]