49384040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 117936000

約数和(自身を除く): 68551960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 359, 362, 380, 718, 724, 760, 905, 1436, 1448, 1795, 1810, 2872, 3439, 3590, 3620, 6821, 6878, 7180, 7240, 13642, 13756, 14360, 17195, 27284, 27512, 34105, 34390, 54568, 64979, 68210, 68780, 129958, 136420, 137560, 259916, 272840, 324895, 519832, 649790, 1234601, 1299580, 2469202, 2599160, 4938404, 6173005, 9876808, 12346010, 24692020, 49384040]

約数ペア:

[(1, 49384040), (2, 24692020), (4, 12346010), (5, 9876808), (8, 6173005), (10, 4938404), (19, 2599160), (20, 2469202), (38, 1299580), (40, 1234601), (76, 649790), (95, 519832), (152, 324895), (181, 272840), (190, 259916), (359, 137560), (362, 136420), (380, 129958), (718, 68780), (724, 68210), (760, 64979), (905, 54568), (1436, 34390), (1448, 34105), (1795, 27512), (1810, 27284), (2872, 17195), (3439, 14360), (3590, 13756), (3620, 13642), (6821, 7240), (6878, 7180)]