105487240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138799}}^1$

素因数の和:138829

約数の個数: 32

約数和(自身を含む): 249840000

約数和(自身を除く): 144352760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 138799, 277598, 555196, 693995, 1110392, 1387990, 2637181, 2775980, 5274362, 5551960, 10548724, 13185905, 21097448, 26371810, 52743620, 105487240]

約数ペア:

[(1, 105487240), (2, 52743620), (4, 26371810), (5, 21097448), (8, 13185905), (10, 10548724), (19, 5551960), (20, 5274362), (38, 2775980), (40, 2637181), (76, 1387990), (95, 1110392), (152, 693995), (190, 555196), (380, 277598), (760, 138799)]