40947800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3863}}^1$

素因数の和:3932

約数の個数: 48

約数和(自身を含む): 97025040

約数和(自身を除く): 56077240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 3863, 5300, 7726, 10600, 15452, 19315, 30904, 38630, 77260, 96575, 154520, 193150, 204739, 386300, 409478, 772600, 818956, 1023695, 1637912, 2047390, 4094780, 5118475, 8189560, 10236950, 20473900, 40947800]

約数ペア:

[(1, 40947800), (2, 20473900), (4, 10236950), (5, 8189560), (8, 5118475), (10, 4094780), (20, 2047390), (25, 1637912), (40, 1023695), (50, 818956), (53, 772600), (100, 409478), (106, 386300), (200, 204739), (212, 193150), (265, 154520), (424, 96575), (530, 77260), (1060, 38630), (1325, 30904), (2120, 19315), (2650, 15452), (3863, 10600), (5300, 7726)]