54761980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30089}}^1$

素因数の和:30118

約数の個数: 48

約数和(自身を含む): 141543360

約数和(自身を除く): 86781380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30089, 60178, 120356, 150445, 210623, 300890, 391157, 421246, 601780, 782314, 842492, 1053115, 1564628, 1955785, 2106230, 2738099, 3911570, 4212460, 5476198, 7823140, 10952396, 13690495, 27380990, 54761980]

約数ペア:

[(1, 54761980), (2, 27380990), (4, 13690495), (5, 10952396), (7, 7823140), (10, 5476198), (13, 4212460), (14, 3911570), (20, 2738099), (26, 2106230), (28, 1955785), (35, 1564628), (52, 1053115), (65, 842492), (70, 782314), (91, 601780), (130, 421246), (140, 391157), (182, 300890), (260, 210623), (364, 150445), (455, 120356), (910, 60178), (1820, 30089)]