7629122780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{42043}}^1$

素因数の和:42306

約数の個数: 48

約数和(自身を含む): 16471830144

約数和(自身を除く): 8842707364

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 211, 215, 422, 430, 844, 860, 1055, 2110, 4220, 9073, 18146, 36292, 42043, 45365, 84086, 90730, 168172, 181460, 210215, 420430, 840860, 1807849, 3615698, 7231396, 8871073, 9039245, 17742146, 18078490, 35484292, 36156980, 44355365, 88710730, 177421460, 381456139, 762912278, 1525824556, 1907280695, 3814561390, 7629122780]

約数ペア:

[(1, 7629122780), (2, 3814561390), (4, 1907280695), (5, 1525824556), (10, 762912278), (20, 381456139), (43, 177421460), (86, 88710730), (172, 44355365), (211, 36156980), (215, 35484292), (422, 18078490), (430, 17742146), (844, 9039245), (860, 8871073), (1055, 7231396), (2110, 3615698), (4220, 1807849), (9073, 840860), (18146, 420430), (36292, 210215), (42043, 181460), (45365, 168172), (84086, 90730)]